| Prefixes | City | County | Line Type | Company |
|---|---|---|---|---|
| 219-201 | Munster | Lake | Cell Phone | Sprint Spectrum L.p. |
| 219-202 | Wheatfield | Jasper | Landline | Fbn Indiana, Inc.in |
| 219-207 | Chalmers | White | Cell Phone | Cellco Partnership Dba Veri... |
| 219-208 | Remington | Jasper | Cell Phone | Cellco Partnership Dba Veri... |
| 219-210 | Michigan City | La Porte | Cell Phone | Centennial Michiana License... |
| 219-218 | Schererville | Lake | Cell Phone | New Cingular Wireless Pcs,... |
| 219-220 | Chalmers | White | Landline | Fbn Indiana, Inc.in |
| 219-221 | Michigan City | La Porte | Cell Phone | Cellco Partnership Dba Veri... |
| 219-223 | Portage | Porter | Landline | Fbn Indiana, Inc.in |
| 219-224 | Rochester | Fulton | Landline | Level 3 Communications, Llc... |
| 219-226 | Crown Point | Lake | Landline | Ameritech Indiana |
| 219-227 | Schererville | Lake | Landline | Level 3 Communications, Llc... |
| 219-228 | Hammond | Lake | Cell Phone | New Cingular Wireless Pcs,... |
| 219-229 | Michigan City | La Porte | Cell Phone | New Cingular Wireless Pcs,... |
| 219-230 | Hammond | Lake | Landline | Globalcom, Inc.il |
| 219-231 | Bremen | Marshall | Landline | Unknown |
| 219-232 | South Bend | St Joseph | Landline | Level 3 Communications, Llc... |
| 219-233 | Goodland | Newton | Landline | Fbn Indiana, Inc.in |
| 219-234 | Kentland | Newton | Landline | Fbn Indiana, Inc.in |
| 219-235 | Brook | Newton | Landline | Fbn Indiana, Inc.in |
| 219-236 | Michigan City | La Porte | Landline | Fbn Indiana, Inc.in |
| 219-237 | South Bend | St Joseph | Landline | Peerless Network Of Indiana... |
| 219-239 | South Bend | St Joseph | Landline | Unknown |
| 219-241 | Valparaiso | Porter | Cell Phone | New Cingular Wireless Pcs,... |
| 219-242 | Valparaiso | Porter | Cell Phone | New Cingular Wireless Pcs,... |
| 219-244 | Columbia City | Whitley | Landline | Unknown |
| 219-246 | Mill Creek | La Porte | Cell Phone | Cellco Partnership Dba Veri... |
| 219-251 | Demotte | Jasper | Landline | Sprint Communications Compa... |
| 219-252 | Mishawaka | St Joseph | Cell Phone | Cellco Partnership Dba Veri... |
| 219-253 | Monon | White | Landline | Monon Telephone Co., Inc. |
| 219-254 | Mishawaka | St Joseph | Landline | At&t Local |
| 219-256 | Hammond | Lake | Cell Phone | Tmobile Usa, Inc. |
| 219-257 | Mishawaka | St Joseph | Landline | Unknown |
| 219-258 | Mishawaka | St Joseph | Landline | Unknown |
| 219-259 | Mishawaka | St Joseph | Landline | Unknown |
| 219-261 | Remington | Jasper | Landline | United Tel. Co. Of Indiana,... |
| 219-262 | Elkhart | Elkhart | Landline | Tcg America Indiana, Inc. |
| 219-263 | Valparaiso | Porter | Landline | Frontier North, Inc. In |
| 219-264 | Elkhart | Elkhart | Landline | Unknown |
| 219-267 | Seattle | King | Landline | Unknown |
| 219-269 | Warsaw | Kosciusko | Landline | Unknown |
| 219-270 | Demotte | Jasper | Landline | Fbn Indiana, Inc.in |
| 219-271 | Mishawaka | St Joseph | Landline | Unknown |
| 219-272 | Remington | Jasper | Landline | Unknown |
| 219-273 | Mishawaka | St Joseph | Landline | Unknown |
| 219-275 | Brook | Newton | Landline | United Tel. Co. Of Indiana,... |
| 219-277 | Granger | St Joseph | Landline | Unknown |
| 219-279 | Wolcott | White | Landline | United Tel. Co. Of Indiana,... |
| 219-280 | South Bend | St Joseph | Landline | Unknown |
| 219-285 | Morocco | Newton | Landline | Ameritech Indiana |
| 219-288 | South Bend | St Joseph | Landline | Unknown |
| 219-289 | South Bend | St Joseph | Landline | Unknown |
| 219-291 | South Bend | St Joseph | Landline | Unknown |
| 219-293 | Elkhart | Elkhart | Landline | Denali Spectrum License, Llc |
| 219-294 | Elkhart | Elkhart | Landline | Unknown |
| 219-295 | Elkhart | Elkhart | Landline | Unknown |
| 219-297 | Goodland | Newton | Landline | United Tel. Co. Of Indiana,... |
| 219-303 | Merrillville | Lake | Landline | Unknown |
| 219-306 | Merrillville | Lake | Cell Phone | Nextel Communications, Inc. |
| 219-308 | Merrillville | Lake | Cell Phone | Tmobile Usa, Inc. |
| 219-309 | Valparaiso | Porter | Cell Phone | Sprint Spectrum L.p. |
| 219-310 | Crown Point | Lake | Landline | Broadwing Communications, L... |
| 219-313 | Merrillville | Lake | Cell Phone | Nextel Communications, Inc. |
| 219-314 | East Chicago | Lake | Cell Phone | Cellco Partnership Dba Veri... |
| 219-317 | Schererville | Lake | Landline | Unknown |
| 219-322 | Schererville | Lake | Landline | Ameritech Indiana |
| 219-324 | La Porte | La Porte | Landline | Frontier North, Inc. In |
| 219-325 | La Porte | La Porte | Landline | Frontier North, Inc. In |
| 219-326 | La Porte | La Porte | Landline | Frontier North, Inc. In |
| 219-330 | San Pierre | Starke | Landline | Fbn Indiana, Inc.in |
| 219-331 | Valparaiso | Porter | Cell Phone | Sprint Spectrum L.p. |
| 219-335 | Merrillville | Lake | Landline | Fbn Indiana, Inc.in |
| 219-338 | Fort Wayne | Allen | Landline | Unknown |
| 219-343 | Merrillville | Lake | Landline | Unknown |
| 219-345 | Demotte | Jasper | Landline | Northwestern Indiana Teleph... |
| 219-347 | Kendallville | Noble | Landline | Unknown |
| 219-354 | East Chicago | Lake | Landline | Globalcom, Inc.il |
| 219-356 | Huntington | Huntington | Landline | Unknown |
| 219-357 | Garrett | De Kalb | Landline | Unknown |
| 219-362 | La Porte | La Porte | Landline | Frontier North, Inc. In |
| 219-363 | Michigan City | La Porte | Cell Phone | Cellco Partnership Dba Veri... |
| 219-364 | Valparaiso | Porter | Landline | Frontier North, Inc. In |
| 219-365 | Saint John | Lake | Landline | Ameritech Indiana |
| 219-368 | Highland | Lake | Landline | Unknown |
| 219-369 | La Porte | La Porte | Landline | Frontier North, Inc. In |
| 219-372 | Michigan City | La Porte | Landline | Unknown |
| 219-374 | Cedar Lake | Lake | Landline | Ameritech Indiana |
| 219-375 | Warren | Huntington | Landline | Unknown |
| 219-378 | East Chicago | Lake | Landline | Ameritech Indiana |
| 219-379 | Michigan City | La Porte | Landline | Fbn Indiana, Inc.in |
| 219-381 | Merrillville | Lake | Landline | At&t Local |
| 219-384 | Munster | Lake | Cell Phone | Cellco Partnership Dba Veri... |
| 219-386 | Schererville | Lake | Landline | Unknown |
| 219-390 | Cedar Lake | Lake | Landline | Broadwing Communications, L... |
| 219-391 | East Chicago | Lake | Landline | Ameritech Indiana |
| 219-392 | East Chicago | Lake | Landline | Ameritech Indiana |
| 219-393 | La Porte | La Porte | Landline | Frontier North, Inc. In |
| 219-394 | Rensselaer | Jasper | Landline | Northwestern Indiana Teleph... |
| 219-395 | Chesterton | Porter | Landline | Frontier North, Inc. In |
| 219-397 | East Chicago | Lake | Landline | Ameritech Indiana |
| 219-397 | East Chicago | Lake | Landline | Ameritech Indiana |
| 219-398 | East Chicago | Lake | Landline | Ameritech Indiana |
| 219-399 | East Chicago | Lake | Landline | Ameritech Indiana |
| 219-405 | Valparaiso | Porter | Cell Phone | Nextel Communications, Inc. |
| 219-406 | Portage | Porter | Cell Phone | Nextel Communications, Inc. |
| 219-416 | Fort Wayne | Allen | Landline | Unknown |
| 219-417 | Dyer | Lake | Landline | Unknown |
| 219-418 | Schererville | Lake | Landline | Unknown |
| 219-422 | Fort Wayne | Allen | Landline | Unknown |
| 219-423 | Fort Wayne | Allen | Landline | Unknown |
| 219-424 | Fort Wayne | Allen | Cell Phone | Cellco Partnership Dba Veri... |
| 219-426 | Fort Wayne | Allen | Landline | Unknown |
| 219-427 | Gary | Lake | Landline | Comcast Phone Of Central In... |
| 219-429 | Fort Wayne | Allen | Landline | Unknown |
| 219-432 | Fort Wayne | Allen | Landline | Unknown |
| 219-433 | Merrillville | Lake | Cell Phone | Sprint Spectrum L.p. |
| 219-436 | Fort Wayne | Allen | Landline | Unknown |
| 219-440 | Schererville | Lake | Landline | Level 3 Communications, Llc... |
| 219-447 | Fort Wayne | Allen | Landline | Unknown |
| 219-448 | Westville | La Porte | Cell Phone | Tmobile Usa, Inc. |
| 219-455 | Gary | Lake | Cell Phone | Tmobile Usa, Inc. |
| 219-456 | Fort Wayne | Allen | Landline | Unknown |
| 219-460 | Valparaiso | Porter | Landline | Unknown |
| 219-461 | Fort Wayne | Allen | Landline | Unknown |
| 219-462 | Valparaiso | Porter | Landline | Frontier North, Inc. In |
| 219-463 | Kabetogama | Koochiching | Landline | Unknown |
| 219-464 | Valparaiso | Porter | Landline | Frontier North, Inc. In |
| 219-465 | Valparaiso | Porter | Landline | Frontier North, Inc. In |
| 219-469 | Michigan City | La Porte | Landline | Unknown |
| 219-471 | Fort Wayne | Allen | Landline | Unknown |
| 219-472 | Merrillville | Lake | Landline | Level 3 Communications, Llc... |
| 219-473 | Whiting | Lake | Landline | Ameritech Indiana |
| 219-474 | Kentland | Newton | Landline | United Tel. Co. Of Indiana,... |
| 219-476 | Valparaiso | Porter | Landline | Frontier North, Inc. In |
| 219-477 | Valparaiso | Porter | Landline | Frontier North, Inc. In |
| 219-480 | Fort Wayne | Allen | Landline | Unknown |
| 219-481 | Fort Wayne | Allen | Landline | Unknown |
| 219-483 | Fort Wayne | Allen | Landline | Unknown |
| 219-484 | Fort Wayne | Allen | Cell Phone | Tmobile Usa, Inc. |
| 219-485 | Fort Wayne | Allen | Landline | Unknown |
| 219-486 | Fort Wayne | Allen | Landline | Unknown |
| 219-487 | Merrillville | Lake | Cell Phone | Tmobile Usa, Inc. |
| 219-488 | Gary | Lake | Landline | Broadwing Communications, L... |
| 219-490 | Fort Wayne | Allen | Landline | Unknown |
| 219-493 | New Haven | Allen | Landline | Unknown |
| 219-495 | Gary | Lake | Landline | Unknown |
| 219-497 | Merrillville | Lake | Landline | Unknown |
| 219-498 | Rochester | Fulton | Landline | Unknown |
| 219-506 | Georgetown | Copiah | Landline | Fbn Indiana, Inc.in |
| 219-507 | Wheatfield | Jasper | Landline | Level 3 Communications, Llc... |
| 219-508 | Valparaiso | Porter | Cell Phone | Cellco Partnership Dba Veri... |
| 219-510 | Valparaiso | Porter | Landline | Fbn Indiana, Inc.in |
| 219-512 | Gary | Lake | Cell Phone | Nextel Communications, Inc. |
| 219-513 | Munster | Lake | Landline | Ameritech Indiana |
| 219-522 | Elkhart | Elkhart | Landline | Unknown |
| 219-531 | Valparaiso | Porter | Landline | Frontier North, Inc. In |
| 219-532 | Schererville | Lake | Landline | Unknown |
| 219-533 | Goshen | Elkhart | Landline | Unknown |
| 219-534 | Goshen | Elkhart | Landline | Unknown |
| 219-535 | Goshen | Elkhart | Landline | Unknown |
| 219-537 | Goshen | Elkhart | Landline | Unknown |
| 219-544 | Hammond | Lake | Cell Phone | Centennial Michiana License... |
| 219-545 | Crown Point | Lake | Cell Phone | Nextel Communications, Inc. |
| 219-548 | Valparaiso | Porter | Landline | Frontier North, Inc. In |
| 219-552 | Lowell | Lake | Landline | Ameritech Indiana |
| 219-554 | Hammond | Lake | Landline | Ameritech Indiana |
| 219-558 | Saint John | Lake | Landline | Ameritech Indiana |
| 219-561 | Michigan City | La Porte | Landline | United States Cellular Corp... |
| 219-563 | Wabash | Wabash | Landline | Unknown |
| 219-567 | Francesville | Pulaski | Landline | United Tel. Co. Of Indiana,... |
| 219-575 | La Porte | La Porte | Cell Phone | Centennial Michiana License... |
| 219-577 | Merrillville | Lake | Landline | Fbn Indiana, Inc.in |
| 219-583 | Brookston | White | Landline | Unknown |
| 219-585 | Merrillville | Lake | Landline | Mcc Telephony Of The Midwe... |
| 219-588 | Merrillville | Lake | Cell Phone | Tmobile Usa, Inc. |
| 219-589 | Berne | Adams | Landline | Unknown |
| 219-595 | Hammond | Lake | Landline | Comcast Phone Of Central In... |
| 219-597 | Highland | Lake | Landline | Unknown |
| 219-608 | La Porte | La Porte | Cell Phone | Nextel Communications, Inc. |
| 219-613 | Merrillville | Lake | Cell Phone | Sprint Spectrum L.p. |
| 219-614 | Gary | Lake | Cell Phone | Sprint Spectrum L.p. |
| 219-616 | Merrillville | Lake | Cell Phone | New Cingular Wireless Pcs,... |
| 219-617 | Valparaiso | Porter | Cell Phone | New Cingular Wireless Pcs,... |
| 219-619 | Cedar Lake | Lake | Landline | Unknown |
| 219-625 | Fort Wayne | Allen | Landline | Unknown |
| 219-627 | Hobart | Lake | Landline | Fbn Indiana, Inc.in |
| 219-628 | Valparaiso | Porter | Cell Phone | New Cingular Wireless Pcs,... |
| 219-629 | Merrillville | Lake | Cell Phone | New Cingular Wireless Pcs,... |
| 219-631 | Fountain Valley | Orange | Landline | Unknown |
| 219-636 | Albion | Noble | Landline | Unknown |
| 219-637 | Fort Wayne | Allen | Landline | Unknown |
| 219-641 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-643 | Royal Center | Cass | Landline | Unknown |
| 219-644 | Crown Point | Lake | Landline | Ameritech Indiana |
| 219-647 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-648 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-649 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-650 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-654 | East Chicago | Lake | Landline | Fbn Indiana, Inc.in |
| 219-655 | Whiting | Lake | Landline | Tcg America Indiana, Inc. |
| 219-659 | Whiting | Lake | Landline | Ameritech Indiana |
| 219-660 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-661 | Crown Point | Lake | Landline | Ameritech Indiana |
| 219-662 | Crown Point | Lake | Landline | Ameritech Indiana |
| 219-663 | Crown Point | Lake | Landline | Ameritech Indiana |
| 219-665 | Angola | Steuben | Landline | Unknown |
| 219-669 | Lowell | Lake | Cell Phone | New Cingular Wireless Pcs,... |
| 219-670 | Gary | Lake | Cell Phone | New Cingular Wireless Pcs,... |
| 219-671 | Merrillville | Lake | Cell Phone | New Cingular Wireless Pcs,... |
| 219-674 | South Bend | St Joseph | Landline | Unknown |
| 219-677 | Gary | Lake | Landline | United States Cellular Corp... |
| 219-678 | Schererville | Lake | Landline | United States Cellular Corp... |
| 219-680 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-681 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-682 | Gary | Lake | Landline | Ameritech Indiana |
| 219-683 | Eaton | Delaware | Landline | Network Services Llc (tsr) |
| 219-685 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-686 | Delphi | Carroll | Landline | Unknown |
| 219-688 | Crown Point | Lake | Cell Phone | Cellco Partnership Dba Veri... |
| 219-689 | Gary | Lake | Cell Phone | Cellco Partnership Dba Veri... |
| 219-690 | Lowell | Lake | Landline | Ameritech Indiana |
| 219-692 | Monroe | Adams | Landline | Unknown |
| 219-695 | Lowell | Lake | Landline | Broadwing Communications, L... |
| 219-696 | Lowell | Lake | Landline | Ameritech Indiana |
| 219-697 | Westville | La Porte | Landline | Broadwing Communications, L... |
| 219-705 | Fort Wayne | Allen | Landline | Unknown |
| 219-707 | Valparaiso | Porter | Cell Phone | Cellco Partnership Dba Veri... |
| 219-712 | Highland | Lake | Cell Phone | Nextel Communications, Inc. |
| 219-714 | Schererville | Lake | Landline | Broadwing Communications, L... |
| 219-716 | Rolling Prairie | La Porte | Cell Phone | Centennial Michiana License... |
| 219-717 | Indianapolis | Marion | Cell Phone | Usa Mobility Wireless, Inc. |
| 219-718 | Merrillville | Lake | Cell Phone | New Cingular Wireless Pcs,... |
| 219-722 | Logansport | Cass | Landline | Unknown |
| 219-724 | Decatur | Adams | Landline | Unknown |
| 219-725 | Chesterton | Porter | Landline | Unknown |
| 219-726 | Portland | Jay | Landline | Unknown |
| 219-727 | Hebron | Porter | Landline | Unknown |
| 219-728 | Chesterton | Porter | Landline | Acme Communications, Inc. In |
| 219-730 | Crown Point | Lake | Cell Phone | Cellco Partnership Dba Veri... |
| 219-731 | Pennville | Jay | Landline | Unknown |
| 219-733 | Wanatah | La Porte | Landline | Frontier North, Inc. In |
| 219-734 | Portage | Porter | Landline | Frontier North, Inc. In |
| 219-736 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-738 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-741 | Merrillville | Lake | Cell Phone | Cellco Partnership Dba Veri... |
| 219-742 | Merrillville | Lake | Cell Phone | Cellco Partnership Dba Veri... |
| 219-743 | Highland | Lake | Cell Phone | Cellco Partnership Dba Veri... |
| 219-744 | Fort Wayne | Allen | Landline | Unknown |
| 219-745 | Schererville | Lake | Landline | Unknown |
| 219-746 | Gary | Lake | Cell Phone | Nextel Communications, Inc. |
| 219-747 | Wolcott | White | Landline | Comcast Phone Of Central In... |
| 219-749 | New Haven | Allen | Landline | Unknown |
| 219-750 | Merrillville | Lake | Landline | Midwest Telecom Of America,... |
| 219-751 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-752 | Wheatfield | Jasper | Landline | Ameritech Indiana |
| 219-753 | Logansport | Cass | Landline | Unknown |
| 219-754 | La Crosse | La Porte | Landline | Frontier North, Inc. In |
| 219-755 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-756 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-757 | Crown Point | Lake | Landline | Ameritech Indiana |
| 219-758 | Markle | Wells | Landline | Unknown |
| 219-759 | Valparaiso | Porter | Landline | Frontier North, Inc. In |
| 219-761 | Merrillville | Lake | Landline | Unknown |
| 219-762 | Portage | Porter | Landline | Frontier North, Inc. In |
| 219-763 | Portage | Porter | Landline | Frontier North, Inc. In |
| 219-764 | Portage | Porter | Landline | Frontier North, Inc. In |
| 219-765 | Merrillville | Lake | Cell Phone | New Cingular Wireless Pcs,... |
| 219-766 | Kouts | Porter | Landline | Frontier North, Inc. In |
| 219-767 | Union Mills | La Porte | Landline | Frontier North, Inc. In |
| 219-769 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-771 | Merrillville | Lake | Cell Phone | New Cingular Wireless Pcs,... |
| 219-772 | Merrillville | Lake | Landline | Unknown |
| 219-773 | Nappanee | Elkhart | Landline | Unknown |
| 219-775 | Merrillville | Lake | Cell Phone | New Cingular Wireless Pcs,... |
| 219-776 | Crown Point | Lake | Cell Phone | New Cingular Wireless Pcs,... |
| 219-778 | Rolling Prairie | La Porte | Landline | Frontier North, Inc. In |
| 219-779 | Crown Point | Lake | Landline | Bandwidth.com Clec, Llc In |
| 219-781 | Schererville | Lake | Cell Phone | Cellco Partnership Dba Veri... |
| 219-782 | Lagro | Wabash | Landline | Unknown |
| 219-783 | Gary | Lake | Landline | Ameritech Indiana |
| 219-784 | Lakeville | St Joseph | Landline | Unknown |
| 219-785 | Westville | La Porte | Landline | Frontier North, Inc. In |
| 219-787 | Chesterton | Porter | Landline | Frontier North, Inc. In |
| 219-789 | Merrillville | Lake | Cell Phone | Cellco Partnership Dba Veri... |
| 219-790 | Merrillville | Lake | Landline | Unknown |
| 219-791 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-793 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-794 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-795 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-796 | Merrillville | Lake | Landline | Ameritech Indiana |
| 219-797 | Hanna | La Porte | Landline | Frontier North, Inc. In |
| 219-798 | Hammond | Lake | Cell Phone | Cellco Partnership Dba Veri... |
| 219-801 | Schererville | Lake | Cell Phone | Tmobile Usa, Inc. |
| 219-803 | Hammond | Lake | Landline | Broadwing Communications, L... |
| 219-805 | Merrillville | Lake | Cell Phone | Tmobile Usa, Inc. |
| 219-808 | Schererville | Lake | Cell Phone | Nextel Communications, Inc. |
| 219-809 | Michigan City | La Porte | Landline | Acme Communications, Inc. In |
| 219-810 | Gary | Lake | Landline | Fbn Indiana, Inc.in |
| 219-814 | Michigan City | La Porte | Landline | Fbn Indiana, Inc.in |
| 219-819 | Rensselaer | Jasper | Cell Phone | Centennial Michiana License... |
| 219-824 | Bluffton | Wells | Landline | Unknown |
| 219-827 | South Bend | St Joseph | Landline | Unknown |
| 219-828 | San Pierre | Starke | Landline | United Tel. Co. Of Indiana,... |
| 219-833 | Hammond | Lake | Landline | Unknown |
| 219-834 | Syracuse | Kosciusko | Landline | Unknown |
| 219-836 | Munster | Lake | Landline | Ameritech Indiana |
| 219-837 | Hammond | Lake | Landline | Unknown |
| 219-838 | Highland | Lake | Landline | Ameritech Indiana |
| 219-840 | Crown Point | Lake | Landline | United States Cellular Corp... |
| 219-841 | Portage | Porter | Landline | Frontier North, Inc. In |
| 219-842 | La Porte | La Porte | Landline | Unknown |
| 219-843 | Medaryville | Pulaski | Landline | United Tel. Co. Of Indiana,... |
| 219-844 | Hammond | Lake | Landline | Ameritech Indiana |
| 219-845 | Hammond | Lake | Landline | Ameritech Indiana |
| 219-847 | Michigan City | La Porte | Landline | Unknown |
| 219-850 | Portage | Porter | Landline | Midwest Telecom Of America,... |
| 219-851 | Plymouth | Marshall | Cell Phone | Cellco Partnership Dba Veri... |
| 219-852 | Hammond | Lake | Landline | Ameritech Indiana |
| 219-853 | Hammond | Lake | Landline | Ameritech Indiana |
| 219-861 | Michigan City | La Porte | Landline | Ameritech Indiana |
| 219-862 | Wakarusa | Elkhart | Landline | Unknown |
| 219-863 | Burnettsville | White | Cell Phone | Cellco Partnership Dba Veri... |
| 219-864 | Schererville | Lake | Landline | Ameritech Indiana |
| 219-865 | Schererville | Lake | Landline | Ameritech Indiana |
| 219-866 | Rensselaer | Jasper | Landline | United Tel. Co. Of Indiana,... |
| 219-869 | Monticello | White | Cell Phone | Cellco Partnership Dba Veri... |
| 219-871 | Michigan City | La Porte | Landline | Ameritech Indiana |
| 219-872 | Michigan City | La Porte | Landline | Ameritech Indiana |
| 219-873 | Michigan City | La Porte | Landline | Ameritech Indiana |
| 219-874 | Michigan City | La Porte | Landline | Ameritech Indiana |
| 219-875 | Goshen | Elkhart | Landline | Unknown |
| 219-877 | Michigan City | La Porte | Landline | Ameritech Indiana |
| 219-878 | Michigan City | La Porte | Landline | Ameritech Indiana |
| 219-879 | Michigan City | La Porte | Landline | Ameritech Indiana |
| 219-880 | Gary | Lake | Landline | Ameritech Indiana |
| 219-881 | Gary | Lake | Landline | Ameritech Indiana |
| 219-882 | Gary | Lake | Landline | Ameritech Indiana |
| 219-883 | Gary | Lake | Landline | Ameritech Indiana |
| 219-884 | Gary | Lake | Landline | Ameritech Indiana |
| 219-885 | Gary | Lake | Landline | Ameritech Indiana |
| 219-886 | Gary | Lake | Landline | Ameritech Indiana |
| 219-887 | Gary | Lake | Landline | Ameritech Indiana |
| 219-888 | Gary | Lake | Landline | Ameritech Indiana |
| 219-891 | Gary | Lake | Landline | Unknown |
| 219-894 | Ligonier | Noble | Landline | Unknown |
| 219-895 | La Porte | La Porte | Cell Phone | Cellco Partnership Dba Veri... |
| 219-897 | Avilla | Noble | Landline | Unknown |
| 219-898 | Michigan City | La Porte | Cell Phone | Nextel Communications, Inc. |
| 219-902 | Gary | Lake | Cell Phone | Sprint Spectrum L.p. |
| 219-916 | Valparaiso | Porter | Cell Phone | Tmobile Usa, Inc. |
| 219-921 | Chesterton | Porter | Landline | Frontier North, Inc. In |
| 219-922 | Highland | Lake | Landline | Ameritech Indiana |
| 219-923 | Highland | Lake | Landline | Ameritech Indiana |
| 219-924 | Highland | Lake | Landline | Ameritech Indiana |
| 219-925 | Auburn | De Kalb | Landline | Unknown |
| 219-926 | Chesterton | Porter | Landline | Frontier North, Inc. In |
| 219-927 | Auburn | De Kalb | Landline | Unknown |
| 219-928 | Chesterton | Porter | Landline | Frontier North, Inc. In |
| 219-929 | Chesterton | Porter | Landline | Frontier North, Inc. In |
| 219-931 | Hammond | Lake | Landline | Ameritech Indiana |
| 219-932 | Hammond | Lake | Landline | Ameritech Indiana |
| 219-933 | Hammond | Lake | Landline | Ameritech Indiana |
| 219-934 | Highland | Lake | Landline | Ameritech Indiana |
| 219-936 | Plymouth | Marshall | Landline | Unknown |
| 219-937 | Hammond | Lake | Landline | Ameritech Indiana |
| 219-938 | Gary | Lake | Landline | Ameritech Indiana |
| 219-939 | Gary | Lake | Landline | Ameritech Indiana |
| 219-940 | Hobart | Lake | Landline | Frontier North, Inc. In |
| 219-941 | Plymouth | Marshall | Landline | Unknown |
| 219-942 | Hobart | Lake | Landline | Frontier North, Inc. In |
| 219-943 | Idaville | White | Landline | Unknown |
| 219-944 | Gary | Lake | Landline | Ameritech Indiana |
| 219-945 | Hobart | Lake | Landline | Frontier North, Inc. In |
| 219-946 | Winamac | Pulaski | Landline | Unknown |
| 219-947 | Hobart | Lake | Landline | Frontier North, Inc. In |
| 219-949 | Gary | Lake | Landline | Ameritech Indiana |
| 219-951 | Gary | Lake | Landline | Level 3 Communications, Llc... |
| 219-954 | Medaryville | Pulaski | Cell Phone | Centennial Michiana License... |
| 219-956 | Wheatfield | Jasper | Landline | United Tel. Co. Of Indiana,... |
| 219-961 | Hammond | Lake | Landline | Tcg America Indiana, Inc. |
| 219-962 | Lake Station | Lake | Landline | Frontier North, Inc. In |
| 219-963 | Lake Station | Lake | Landline | Frontier North, Inc. In |
| 219-964 | Kentland | Newton | Landline | Level 3 Communications, Llc... |
| 219-965 | Tefft | Jasper | Landline | Unknown |
| 219-967 | Flora | Carroll | Landline | Unknown |
| 219-968 | Valparaiso | Porter | Landline | Unknown |
| 219-969 | Virginia | Saint Louis | Landline | Unknown |
| 219-972 | Highland | Lake | Landline | Ameritech Indiana |
| 219-973 | Elkhart | Elkhart | Cell Phone | Sprint Spectrum L.p. |
| 219-976 | Merrillville | Lake | Landline | Unknown |
| 219-977 | Gary | Lake | Landline | Ameritech Indiana |
| 219-979 | Gary | Lake | Landline | Broadwing Communications, L... |
| 219-980 | Gary | Lake | Landline | Ameritech Indiana |
| 219-981 | Gary | Lake | Landline | Ameritech Indiana |
| 219-983 | Chesterton | Porter | Landline | Frontier North, Inc. In |
| 219-984 | Reynolds | White | Landline | United Tel. Co. Of Indiana,... |
| 219-985 | Gary | Lake | Landline | Ameritech Indiana |
| 219-987 | Demotte | Jasper | Landline | Northwestern Indiana Teleph... |
| 219-988 | Crown Point | Lake | Landline | Northwestern Indiana Teleph... |
| 219-989 | Hammond | Lake | Landline | Ameritech Indiana |
| 219-992 | Lake Village | Newton | Landline | Ameritech Indiana |
| 219-994 | Merrillville | Lake | Landline | Unknown |
| 219-996 | Hebron | Porter | Landline | Northwestern Indiana Teleph... |
| 219-999 | South Bend | St Joseph | Landline | Unknown |