| Prefixes | City | County | Line Type | Company |
|---|---|---|---|---|
| 412-200 | Carnegie | Allegheny | Landline | At&t Local |
| 412-201 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-203 | Coraopolis | Allegheny | Landline | Telcove Of Pennsylvania, In... |
| 412-204 | Pittsburgh | Allegheny | Landline | Us Lec Of Pennsylvania, Inc. |
| 412-205 | Homestead | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-206 | Bridgeville | Allegheny | Landline | Choice One Communications,... |
| 412-207 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-208 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-209 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-210 | Pittsburgh | Allegheny | Landline | Unknown |
| 412-212 | Bethel Park | Allegheny | Landline | Telcove Of Pennsylvania, In... |
| 412-213 | Glenshaw | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-215 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-216 | Annandale | Fairfax | Cell Phone | Cellco Partnership Dba Veri... |
| 412-217 | Washington | Washington | Cell Phone | New Cingular Wireless Pcs,... |
| 412-219 | Greensburg | Westmoreland | Landline | Us Lec Of Pennsylvania, Inc. |
| 412-220 | Bridgeville | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-221 | Bridgeville | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-222 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-223 | Pittsburgh | Allegheny | Landline | Core Communications, Inc. Pa |
| 412-224 | Pittsburgh | Allegheny | Landline | Consolidated Communications... |
| 412-225 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-226 | Clairton | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-227 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-228 | Pittsburgh | Allegheny | Landline | Citynet Pennsylvania, Llc Pa |
| 412-229 | Monroeville | Allegheny | Landline | Us Lec Of Pennsylvania, Inc. |
| 412-231 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-232 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-233 | Clairton | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-234 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-235 | Pittsburgh | Allegheny | Landline | Global Crossing Local Servi... |
| 412-236 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-237 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-238 | Pittsburgh | Allegheny | Landline | Global Crossing Local Servi... |
| 412-239 | Monongahela | Washington | Landline | Unknown |
| 412-240 | West Mifflin | Allegheny | Landline | American Messaging (am), Inc. |
| 412-241 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-242 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-243 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-244 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-245 | Pittsburgh | Allegheny | Landline | Telcove Of Pennsylvania, In... |
| 412-246 | Pittsburgh | Allegheny | Landline | Choice One Communications,... |
| 412-247 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-249 | Carnegie | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-250 | Pittsburgh | Allegheny | Landline | Us Lec Of Pennsylvania, Inc. |
| 412-251 | Pittsburgh | Allegheny | Landline | Comcast Phone Of Pennsylvan... |
| 412-252 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-253 | Pittsburgh | Allegheny | Landline | Paetec Communications, Inc.... |
| 412-254 | Pittsburgh | Allegheny | Landline | Intermedia Communications I... |
| 412-255 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-256 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-257 | Bridgeville | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-258 | Pittsburgh | Allegheny | Landline | Intermedia Communications I... |
| 412-259 | Sewickley | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-260 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-261 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-262 | Coraopolis | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-263 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-264 | Coraopolis | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-265 | Pittsburgh | Allegheny | Landline | Level 3 Communications, Llc... |
| 412-266 | Clairton | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-267 | West Mifflin | Allegheny | Landline | Telcove Of Pennsylvania, In... |
| 412-268 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-269 | Coraopolis | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-270 | West Mifflin | Allegheny | Cell Phone | Usa Mobility Wireless, Inc. |
| 412-271 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-273 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-275 | Tarentum | Allegheny | Landline | Unknown |
| 412-276 | Carnegie | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-277 | Pittsburgh | Allegheny | Cell Phone | Leap Wireless Intl, Inc. Db... |
| 412-278 | Carnegie | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-279 | Carnegie | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-280 | Pittsburgh | Allegheny | Cell Phone | Usa Mobility Wireless, Inc. |
| 412-281 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-282 | Pittsburgh | Allegheny | Landline | Global Crossing Local Servi... |
| 412-283 | Bethel Park | Allegheny | Landline | Consolidated Communications... |
| 412-284 | Harrisburg | Dauphin | Landline | Unknown |
| 412-287 | Pittsburgh | Allegheny | Cell Phone | Nextel Communications, Inc. |
| 412-288 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-289 | Indiana | Indiana | Cell Phone | Cellco Partnership Dba Veri... |
| 412-290 | Bridgeville | Allegheny | Cell Phone | Leap Wireless Intl, Inc. Db... |
| 412-291 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-292 | Pittsburgh | Allegheny | Cell Phone | Nextel Communications, Inc. |
| 412-294 | Carnegie | Allegheny | Landline | Telcove Of Pennsylvania, In... |
| 412-295 | Freeport | Armstrong | Cell Phone | Leap Wireless Intl, Inc. Db... |
| 412-297 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-298 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-299 | Coraopolis | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-301 | Pittsburgh | Allegheny | Landline | Comcast Phone Of Pennsylvan... |
| 412-302 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-303 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-304 | Pittsburgh | Allegheny | Cell Phone | Sprint Spectrum L.p. |
| 412-305 | West Mifflin | Allegheny | Landline | American Messaging (am), Inc. |
| 412-306 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-307 | Pittsburgh | Allegheny | Landline | Choice One Communications,... |
| 412-308 | South Park | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-309 | Indiana | Indiana | Cell Phone | Cellco Partnership Dba Veri... |
| 412-310 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-312 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-316 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-317 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-318 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-319 | Bridgeville | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-320 | West Mifflin | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-321 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-322 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-323 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-324 | Sewickley | Allegheny | Landline | Consolidated Communications... |
| 412-325 | Pittsburgh | Allegheny | Landline | Consolidated Communications... |
| 412-326 | Homestead | Allegheny | Landline | Choice One Communications,... |
| 412-327 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-329 | Coraopolis | Allegheny | Landline | Us Lec Of Pennsylvania, Inc. |
| 412-330 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-331 | McKees Rocks | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-333 | Pittsburgh | Allegheny | Landline | Unknown |
| 412-334 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-335 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-336 | Sewickley | Allegheny | Landline | Global Crossing Local Servi... |
| 412-337 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-338 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-341 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-342 | Pittsburgh | Allegheny | Landline | Choice One Communications,... |
| 412-343 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-344 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-345 | Pittsburgh | Allegheny | Landline | Choice One Communications,... |
| 412-346 | McKeesport | Allegheny | Landline | Choice One Communications,... |
| 412-347 | Bethel Park | Allegheny | Landline | Choice One Communications,... |
| 412-348 | Pittsburgh | Allegheny | Landline | Choice One Communications,... |
| 412-349 | Monroeville | Allegheny | Landline | Choice One Communications,... |
| 412-350 | West Mifflin | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-351 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-352 | West Mifflin | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-353 | Pittsburgh | Allegheny | Landline | Paetec Communications, Inc.... |
| 412-355 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-356 | Sewickley | Allegheny | Landline | Intermedia Communications I... |
| 412-357 | Monroeville | Allegheny | Landline | Level 3 Communications, Llc... |
| 412-358 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-359 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-361 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-362 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-363 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-364 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-365 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-366 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-367 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-368 | Homestead | Allegheny | Landline | Telcove Of Pennsylvania, In... |
| 412-369 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-370 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-371 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-372 | Monroeville | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-373 | Monroeville | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-374 | Monroeville | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-375 | Coraopolis | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-376 | Sewickley | Allegheny | Landline | Intermedia Communications I... |
| 412-377 | Pittsburgh | Allegheny | Cell Phone | Leap Wireless Intl, Inc. Db... |
| 412-378 | Pittsburgh | Allegheny | Landline | Aerial Communications |
| 412-379 | Pittsburgh | Allegheny | Landline | Allegiance Telecom Of Penns... |
| 412-380 | Monroeville | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-381 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-382 | Elizabeth | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-383 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-384 | Elizabeth | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-385 | McKeesport | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-386 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-387 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-388 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-389 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-390 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-391 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-392 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-393 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-394 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-395 | West Mifflin | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-396 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-397 | Pittsburgh | Allegheny | Landline | Intermedia Communications I... |
| 412-398 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-399 | Pittsburgh | Allegheny | Landline | Global Crossing Local Servi... |
| 412-400 | Clairton | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-401 | Pittsburgh | Allegheny | Cell Phone | Sprint Spectrum L.p. |
| 412-402 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-403 | Pittsburgh | Allegheny | Cell Phone | Leap Wireless Intl, Inc. Db... |
| 412-404 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-405 | Elizabeth | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-406 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-407 | West Mifflin | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-408 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-409 | Mc Donald | Washington | Landline | Mcimetro Access Transmissio... |
| 412-412 | Pittsburgh | Allegheny | Landline | Unknown |
| 412-414 | Pittsburgh | Allegheny | Cell Phone | Sprint Spectrum L.p. |
| 412-415 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-417 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-418 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-420 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-421 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-422 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-423 | Pittsburgh | Allegheny | Landline | Consolidated Communications... |
| 412-424 | Coraopolis | Allegheny | Landline | Choice One Communications,... |
| 412-425 | Pittsburgh | Allegheny | Cell Phone | Sprint Spectrum L.p. |
| 412-426 | Verona | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-427 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-428 | Pittsburgh | Allegheny | Landline | Allegiance Telecom Of Penns... |
| 412-429 | Carnegie | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-431 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-432 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-433 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-434 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-435 | Oakmont | Allegheny | Landline | Choice One Communications,... |
| 412-436 | Pittsburgh | Allegheny | Landline | Us Lec Of Pennsylvania, Inc. |
| 412-437 | Pittsburgh | Allegheny | Landline | Global Crossing Local Servi... |
| 412-438 | Uniontown | Fayette | Landline | Global Crossing Local Servi... |
| 412-440 | Pittsburgh | Allegheny | Landline | Choice One Communications,... |
| 412-441 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-442 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-443 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-444 | Pittsburgh | Allegheny | Landline | Choice One Communications,... |
| 412-445 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-446 | Pittsburgh | Allegheny | Landline | Choice One Communications,... |
| 412-447 | Pittsburgh | Allegheny | Landline | Choice One Communications,... |
| 412-448 | Pittsburgh | Allegheny | Cell Phone | Sprint Spectrum L.p. |
| 412-449 | Pittsburgh | Allegheny | Landline | Choice One Communications,... |
| 412-450 | Pittsburgh | Allegheny | Landline | Global Crossing Local Servi... |
| 412-451 | Sewickley | Allegheny | Landline | Global Crossing Local Servi... |
| 412-452 | Pittsburgh | Allegheny | Cell Phone | Leap Wireless Intl, Inc. Db... |
| 412-453 | Pittsburgh | Allegheny | Landline | Level 3 Communications, Llc... |
| 412-454 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-455 | Pittsburgh | Allegheny | Landline | Consolidated Communications... |
| 412-456 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-457 | Monroeville | Allegheny | Landline | Consolidated Communications... |
| 412-458 | Pittsburgh | Allegheny | Landline | Comcast Phone Of Pennsylvan... |
| 412-459 | Pittsburgh | Allegheny | Landline | Consolidated Communications... |
| 412-460 | West Mifflin | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-461 | Homestead | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-462 | Homestead | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-463 | Pittsburgh | Allegheny | Landline | Unknown |
| 412-464 | Homestead | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-465 | Pittsburgh | Allegheny | Landline | Bandwidth.com Clec, Llc Pa |
| 412-466 | West Mifflin | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-467 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-468 | Delmont | Westmoreland | Landline | Ymax Communications Corp. Pa |
| 412-469 | West Mifflin | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-471 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-472 | Coraopolis | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-473 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-474 | Coraopolis | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-475 | Pittsburgh | Allegheny | Cell Phone | Nextel Communications, Inc. |
| 412-476 | Homestead | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-477 | Verona | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-478 | Pittsburgh | Allegheny | Landline | Aerial Communications |
| 412-479 | Bethel Park | Allegheny | Landline | Allegiance Telecom Of Penns... |
| 412-480 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-481 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-482 | Pittsburgh | Allegheny | Landline | Cavalier Telephone Midatla... |
| 412-485 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-486 | Glenshaw | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-487 | Allison Park | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-488 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-489 | Carnegie | Allegheny | Landline | Intermedia Communications I... |
| 412-490 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-491 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-492 | Allison Park | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-493 | North Versailles | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-494 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-496 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-497 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-498 | Export | Westmoreland | Cell Phone | Sprint Spectrum L.p. |
| 412-499 | Pittsburgh | Allegheny | Landline | Level 3 Communications, Llc... |
| 412-501 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-502 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-503 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-504 | Bridgeville | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-505 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-506 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-507 | Coraopolis | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-508 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-512 | Pittsburgh | Allegheny | Cell Phone | Sprint Spectrum L.p. |
| 412-513 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-517 | Oakmont | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-519 | Pittsburgh | Allegheny | Landline | Aerial Communications |
| 412-520 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-521 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-523 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-526 | McKeesport | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-527 | West Mifflin | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-528 | Sewickley | Allegheny | Landline | Level 3 Communications, Llc... |
| 412-530 | Pittsburgh | Allegheny | Landline | Cavalier Telephone Midatla... |
| 412-531 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-532 | Pittsburgh | Allegheny | Landline | Choice One Communications,... |
| 412-533 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-534 | Sewickley | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-535 | Pittsburgh | Allegheny | Landline | Allegiance Telecom Of Penns... |
| 412-536 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-537 | Pittsburgh | Allegheny | Cell Phone | Leap Wireless Intl, Inc. Db... |
| 412-538 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-539 | Pittsburgh | Allegheny | Landline | Consolidated Communications... |
| 412-541 | Windber | Somerset | Landline | Unknown |
| 412-542 | McKeesport | Allegheny | Landline | Global Crossing Local Servi... |
| 412-543 | Pittsburgh | Allegheny | Landline | Global Crossing Local Servi... |
| 412-544 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-547 | Mount Pleasant | Westmoreland | Landline | Unknown |
| 412-548 | Pittsburgh | Allegheny | Landline | Allegiance Telecom Of Penns... |
| 412-551 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-552 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-553 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-554 | West Mifflin | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-555 | Allison Park | Allegheny | Landline | Unknown |
| 412-557 | Pittsburgh | Allegheny | Landline | Intermedia Communications I... |
| 412-558 | Latrobe | Westmoreland | Cell Phone | Cellco Partnership Dba Veri... |
| 412-559 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-560 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-561 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-562 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-563 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-564 | Bridgeville | Allegheny | Landline | Level 3 Communications, Llc... |
| 412-565 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-566 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-567 | Pittsburgh | Allegheny | Landline | Level 3 Communications, Llc... |
| 412-568 | West Mifflin | Allegheny | Landline | Global Crossing Local Servi... |
| 412-569 | Bridgeville | Allegheny | Landline | Global Crossing Local Servi... |
| 412-571 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-572 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-573 | Pittsburgh | Allegheny | Landline | Choice One Communications,... |
| 412-574 | Elizabeth | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-575 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-576 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-577 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-578 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-579 | Coraopolis | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-580 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-581 | Pittsburgh | Allegheny | Cell Phone | Usa Mobility Wireless, Inc. |
| 412-582 | Fayette City | Fayette | Cell Phone | Cellco Partnership Dba Veri... |
| 412-583 | Pittsburgh | Allegheny | Cell Phone | Leap Wireless Intl, Inc. Db... |
| 412-584 | South Park | Allegheny | Cell Phone | Leap Wireless Intl, Inc. Db... |
| 412-585 | Mars | Butler | Cell Phone | Cellco Partnership Dba Veri... |
| 412-586 | Pittsburgh | Allegheny | Landline | Us Lec Of Pennsylvania, Inc. |
| 412-587 | Pittsburgh | Allegheny | Landline | Allegiance Telecom Of Penns... |
| 412-589 | Pittsburgh | Allegheny | Cell Phone | Nextel Communications, Inc. |
| 412-590 | Monroeville | Allegheny | Cell Phone | Usa Mobility Wireless, Inc. |
| 412-592 | Pittsburgh | Allegheny | Landline | Xo Communications Services... |
| 412-594 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-595 | Bethel Park | Allegheny | Landline | Intermedia Communications I... |
| 412-596 | Gibsonia | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-599 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-600 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-601 | Jeannette | Westmoreland | Cell Phone | Cellco Partnership Dba Veri... |
| 412-604 | Coraopolis | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-605 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-606 | Pittsburgh | Allegheny | Cell Phone | Sprint Spectrum L.p. |
| 412-607 | Pittsburgh | Allegheny | Cell Phone | Sprint Spectrum L.p. |
| 412-608 | Pittsburgh | Allegheny | Landline | Aerial Communications |
| 412-609 | Pittsburgh | Allegheny | Cell Phone | Sprint Spectrum L.p. |
| 412-610 | Coraopolis | Allegheny | Landline | Aerial Communications |
| 412-612 | Pittsburgh | Allegheny | Cell Phone | Sprint Spectrum L.p. |
| 412-613 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-614 | Allison Park | Allegheny | Landline | Aerial Communications |
| 412-621 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-622 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-623 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-624 | West Mifflin | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-625 | Duquesne | Allegheny | Landline | Global Crossing Local Servi... |
| 412-626 | Carnegie | Allegheny | Landline | Level 3 Communications, Llc... |
| 412-628 | Pittsburgh | Allegheny | Cell Phone | Leap Wireless Intl, Inc. Db... |
| 412-630 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-631 | Coraopolis | Allegheny | Landline | At&t Local |
| 412-632 | Pittsburgh | Allegheny | Landline | Intermedia Communications I... |
| 412-633 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-635 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-636 | Braddock | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-637 | West Mifflin | Allegheny | Landline | Allegiance Telecom Of Penns... |
| 412-638 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-640 | Pittsburgh | Allegheny | Cell Phone | Usa Mobility Wireless, Inc. |
| 412-641 | West Mifflin | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-642 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-643 | Industry | Beaver | Landline | Unknown |
| 412-644 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-645 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-646 | Monroeville | Allegheny | Landline | Comcast Phone Of Pennsylvan... |
| 412-647 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-648 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-650 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-651 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-653 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-654 | Pittsburgh | Allegheny | Cell Phone | Sprint Spectrum L.p. |
| 412-655 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-656 | Pittsburgh | Allegheny | Cell Phone | Sprint Spectrum L.p. |
| 412-657 | Pittsburgh | Allegheny | Cell Phone | Sprint Spectrum L.p. |
| 412-658 | Coraopolis | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-661 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-662 | Jackson Center | Mercer | Landline | Level 3 Communications, Llc... |
| 412-663 | Cranberry Township | Butler | Landline | Global Crossing Local Servi... |
| 412-664 | McKeesport | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-665 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-666 | Monroeville | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-667 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-668 | Pittsburgh | Allegheny | Landline | Comcast Phone Of Pennsylvan... |
| 412-670 | Pittsburgh | Allegheny | Cell Phone | Nextel Communications, Inc. |
| 412-671 | Coraopolis | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-672 | McKeesport | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-673 | McKeesport | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-675 | McKeesport | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-677 | Bridgeville | Allegheny | Landline | Us Lec Of Pennsylvania, Inc. |
| 412-678 | McKeesport | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-680 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-681 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-682 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-683 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-684 | Monessen | Westmoreland | Landline | Consolidated Communications... |
| 412-685 | West Mifflin | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-687 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-688 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-690 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-692 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-693 | Pittsburgh | Allegheny | Landline | Us Lec Of Pennsylvania, Inc. |
| 412-695 | Pittsburgh | Allegheny | Landline | Global Crossing Local Servi... |
| 412-696 | Pittsburgh | Allegheny | Landline | Consolidated Communications... |
| 412-697 | Pittsburgh | Allegheny | Landline | Choice One Communications,... |
| 412-699 | Mercer | Mercer | Landline | Unknown |
| 412-701 | Verona | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-702 | West Mifflin | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-704 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-705 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-706 | Pittsburgh | Allegheny | Landline | Advanced Telephone Sys Inc... |
| 412-707 | Pittsburgh | Allegheny | Landline | Unknown |
| 412-708 | Pittsburgh | Allegheny | Landline | Aerial Communications |
| 412-712 | Pittsburgh | Allegheny | Landline | Consolidated Communications... |
| 412-714 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-715 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-716 | Pittsburgh | Allegheny | Cell Phone | Sprint Spectrum L.p. |
| 412-717 | Monroeville | Allegheny | Landline | At&t Local |
| 412-719 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-720 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-721 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-722 | Coraopolis | Allegheny | Landline | Consolidated Communications... |
| 412-723 | Pittsburgh | Allegheny | Landline | Telcove Of Pennsylvania, In... |
| 412-724 | Pittsburgh | Allegheny | Landline | Unknown |
| 412-725 | East Pittsburgh | Allegheny | Cell Phone | Sprint Spectrum L.p. |
| 412-726 | Pittsburgh | Allegheny | Landline | Aerial Communications |
| 412-727 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-728 | Pittsburgh | Allegheny | Cell Phone | Nextel Communications, Inc. |
| 412-729 | Burgettstown | Washington | Landline | Consolidated Communications... |
| 412-731 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-732 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-733 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-734 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-735 | Pittsburgh | Allegheny | Landline | Citynet Pennsylvania, Llc Pa |
| 412-736 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-739 | New Stanton | Westmoreland | Cell Phone | Usa Mobility Wireless, Inc. |
| 412-740 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-741 | Sewickley | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-742 | West Mifflin | Allegheny | Landline | Unknown |
| 412-744 | Pittsburgh | Allegheny | Landline | Intermedia Communications I... |
| 412-745 | Pittsburgh | Allegheny | Landline | Full Service Computing Corp... |
| 412-746 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-747 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-748 | Coraopolis | Allegheny | Landline | Advanced Telephone Sys Inc... |
| 412-749 | Sewickley | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-751 | McKeesport | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-753 | Glenshaw | Allegheny | Landline | Choice One Communications,... |
| 412-754 | McKeesport | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-755 | Pittsburgh | Allegheny | Landline | Global Crossing Local Servi... |
| 412-756 | Pittsburgh | Allegheny | Landline | Global Crossing Local Servi... |
| 412-757 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-758 | Pittsburgh | Allegheny | Cell Phone | Leap Wireless Intl, Inc. Db... |
| 412-759 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-760 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-761 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-762 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-763 | Pittsburgh | Allegheny | Landline | Unknown |
| 412-765 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-766 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-767 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-768 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-769 | Pittsburgh | Allegheny | Landline | Unknown |
| 412-770 | Pittsburgh | Allegheny | Landline | Telcove Of Pennsylvania, In... |
| 412-771 | McKees Rocks | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-772 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-773 | Pittsburgh | Allegheny | Cell Phone | Leap Wireless Intl, Inc. Db... |
| 412-774 | Pittsburgh | Allegheny | Landline | Telcove Of Pennsylvania, In... |
| 412-775 | Monaca | Beaver | Landline | Unknown |
| 412-776 | Pittsburgh | Allegheny | Landline | At&t Local |
| 412-777 | McKees Rocks | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-778 | McKees Rocks | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-779 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-780 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-781 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-782 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-784 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-787 | McKees Rocks | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-788 | Oakdale | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-789 | Mc Donald | Washington | Landline | Unknown |
| 412-793 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-794 | Oakmont | Allegheny | Landline | Global Crossing Local Servi... |
| 412-795 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-796 | Pittsburgh | Allegheny | Landline | Unknown |
| 412-798 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-799 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-801 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-802 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-803 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-804 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-805 | Pittsburgh | Allegheny | Landline | Aerial Communications |
| 412-808 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-809 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-810 | Monroeville | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-812 | Pittsburgh | Allegheny | Cell Phone | Nextel Communications, Inc. |
| 412-816 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-817 | West Mifflin | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-818 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-819 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-820 | Oakmont | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-821 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-822 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-823 | North Versailles | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-824 | North Versailles | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-825 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-826 | Verona | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-828 | Oakmont | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-829 | Turtle Creek | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-831 | Bethel Park | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-832 | Pittsburgh | Allegheny | Landline | Global Crossing Local Servi... |
| 412-833 | Bethel Park | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-834 | Greensburg | Westmoreland | Landline | Unknown |
| 412-835 | Bethel Park | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-837 | Pittsburgh | Allegheny | Landline | Cavalier Telephone Midatla... |
| 412-838 | Bridgeville | Allegheny | Landline | Consolidated Communications... |
| 412-841 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-842 | Bridgeport | Montgomery | Landline | Unknown |
| 412-843 | Pittsburgh | Allegheny | Landline | Allegiance Telecom Of Penns... |
| 412-845 | Leechburg | Armstrong | Landline | Unknown |
| 412-847 | Pittsburgh | Allegheny | Landline | Consolidated Communications... |
| 412-848 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-849 | Oakmont | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-850 | Greensburg | Westmoreland | Landline | Advanced Telephone Sys Inc... |
| 412-851 | Bethel Park | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-853 | Pittsburgh | Allegheny | Cell Phone | Leap Wireless Intl, Inc. Db... |
| 412-854 | Bethel Park | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-855 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-856 | Monroeville | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-858 | Monroeville | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-859 | Coraopolis | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-860 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-861 | Bridgeville | Allegheny | Cell Phone | Nextel Communications, Inc. |
| 412-862 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-863 | Huntingdon | Huntingdon | Landline | Unknown |
| 412-864 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-865 | Coraopolis | Allegheny | Landline | Consolidated Communications... |
| 412-867 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-869 | Oakdale | Allegheny | Landline | Unknown |
| 412-871 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-872 | McKeesport | Allegheny | Landline | Intermedia Communications I... |
| 412-874 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-875 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-877 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-879 | Elizabeth | Allegheny | Landline | Telcove Of Pennsylvania, In... |
| 412-880 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-881 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-882 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-883 | Bethel Park | Allegheny | Landline | Unknown |
| 412-884 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-885 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-886 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-887 | Scottdale | Westmoreland | Landline | Unknown |
| 412-889 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-892 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-893 | Coraopolis | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-894 | Pittsburgh | Allegheny | Landline | Paetec Communications, Inc.... |
| 412-896 | McKeesport | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-897 | Aliquippa | Beaver | Cell Phone | New Cingular Wireless Pcs,... |
| 412-901 | Pittsburgh | Allegheny | Cell Phone | Sprint Spectrum L.p. |
| 412-902 | Pittsburgh | Allegheny | Landline | Global Crossing Local Servi... |
| 412-903 | Allison Park | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-904 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-905 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-906 | Venetia | Washington | Cell Phone | Nextel Communications, Inc. |
| 412-908 | Ellwood City | Lawrence | Landline | Aerial Communications |
| 412-913 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-914 | Bridgeville | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-915 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-916 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-918 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-919 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-920 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-921 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-922 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-923 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-924 | Pittsburgh | Allegheny | Landline | Consolidated Communications... |
| 412-926 | Bridgeville | Allegheny | Landline | Choice One Communications,... |
| 412-927 | West Mifflin | Allegheny | Landline | Level 3 Communications, Llc... |
| 412-928 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-929 | Belle Vernon | Fayette | Landline | Intermedia Communications I... |
| 412-931 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-933 | Wexford | Allegheny | Landline | Unknown |
| 412-934 | Pittsburgh | Allegheny | Landline | Unknown |
| 412-935 | Wexford | Allegheny | Landline | Unknown |
| 412-937 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-939 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-941 | Canonsburg | Washington | Landline | Unknown |
| 412-942 | Pittsburgh | Allegheny | Landline | Consolidated Communications... |
| 412-943 | Pittsburgh | Allegheny | Landline | Consolidated Communications... |
| 412-945 | Pittsburgh | Allegheny | Landline | Global Crossing Local Servi... |
| 412-946 | Pittsburgh | Allegheny | Landline | Global Crossing Local Servi... |
| 412-948 | McKeesport | Allegheny | Landline | Consolidated Communications... |
| 412-951 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-952 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-953 | South Park | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-954 | Pittsburgh | Allegheny | Landline | Mcimetro Access Transmissio... |
| 412-956 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-960 | Pittsburgh | Allegheny | Landline | At&t Local |
| 412-961 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-963 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-965 | West Mifflin | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-967 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-968 | Pittsburgh | Allegheny | Landline | Verizon Pennsylvania, Inc. |
| 412-969 | Pittsburgh | Allegheny | Cell Phone | Leap Wireless Intl, Inc. Db... |
| 412-972 | Beaver | Beaver | Cell Phone | Cellco Partnership Dba Veri... |
| 412-973 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-974 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-975 | Export | Westmoreland | Landline | Unknown |
| 412-977 | Pittsburgh | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-978 | Carnegie | Allegheny | Cell Phone | Usa Mobility Wireless, Inc. |
| 412-979 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-980 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |
| 412-983 | Pittsburgh | Allegheny | Landline | Aerial Communications |
| 412-987 | Pittsburgh | Allegheny | Landline | Unknown |
| 412-992 | Pittsburgh | Allegheny | Landline | At&t Local |
| 412-994 | Turtle Creek | Allegheny | Cell Phone | Cellco Partnership Dba Veri... |
| 412-995 | Pittsburgh | Allegheny | Landline | Tcg America Pittsburgh, Inc. |
| 412-996 | Butler | Butler | Cell Phone | New Cingular Wireless Pcs,... |
| 412-997 | Mc Donald | Washington | Cell Phone | Cellco Partnership Dba Veri... |
| 412-999 | Pittsburgh | Allegheny | Cell Phone | New Cingular Wireless Pcs,... |