| Prefixes | City | County | Line Type | Company |
|---|---|---|---|---|
| 563-157 | Davenport | Scott | Unknown | |
| 563-203 | Cresco | Howard | Cell Phone | Verizon Wireless (vaw), Llc |
| 563-209 | Davenport | Scott | Landline | Mcimetro Access Transmissio... |
| 563-210 | Davenport | Scott | Landline | United States Cellular Corp... |
| 563-212 | Tipton | Cedar | Landline | United States Cellular Corp... |
| 563-213 | Dubuque | Dubuque | Cell Phone | Nextel Communications, Inc. |
| 563-221 | De Witt | Clinton | Landline | Sprint Communications Compa... |
| 563-222 | Dubuque | Dubuque | Landline | Wyoming Mutual Telephone Co. |
| 563-223 | Eldridge | Scott | Landline | Sprint Communications Compa... |
| 563-225 | Long Grove | Scott | Landline | Central Scott Telephone |
| 563-233 | Sumner | Bremer | Landline | Sprint Communications Compa... |
| 563-237 | Fredericksburg | Chickasaw | Cell Phone | Windstream Iowa Communicati... |
| 563-238 | Lawler | Chickasaw | Cell Phone | Windstream Iowa Communicati... |
| 563-241 | Clinton | Clinton | Landline | Qwest Corporation |
| 563-242 | Clinton | Clinton | Landline | Qwest Corporation |
| 563-243 | Clinton | Clinton | Landline | Qwest Corporation |
| 563-244 | Clinton | Clinton | Landline | Qwest Corporation |
| 563-245 | Elkader | Clayton | Landline | Alpine Communications, L.c. |
| 563-246 | Calamus | Clinton | Landline | F&b Communications, Inc. |
| 563-249 | Clinton | Clinton | Cell Phone | Cellco Partnership Dba Veri... |
| 563-252 | Guttenberg | Clayton | Landline | Alpine Communications, L.c. |
| 563-255 | Garber | Clayton | Landline | Alpine Communications, L.c. |
| 563-259 | Camanche | Clinton | Landline | Qwest Corporation |
| 563-260 | Muscatine | Muscatine | Landline | United States Cellular Corp... |
| 563-262 | Muscatine | Muscatine | Landline | Qwest Corporation |
| 563-263 | Muscatine | Muscatine | Landline | Qwest Corporation |
| 563-264 | Muscatine | Muscatine | Landline | Qwest Corporation |
| 563-268 | Cedar Falls | Black Hawk | Landline | Unknown |
| 563-271 | Davenport | Scott | Cell Phone | Cellco Partnership Dba Veri... |
| 563-272 | Muscatine | Muscatine | Landline | Qwest Corporation |
| 563-282 | Donahue | Scott | Landline | Central Scott Telephone |
| 563-284 | Walcott | Scott | Landline | Qwest Corporation |
| 563-285 | Eldridge | Scott | Landline | Central Scott Telephone |
| 563-288 | Muscatine | Muscatine | Landline | Qwest Corporation |
| 563-289 | Le Claire | Scott | Cell Phone | Windstream Iowa Communicati... |
| 563-299 | Muscatine | Muscatine | Cell Phone | Cellco Partnership Dba Veri... |
| 563-309 | Davenport | Scott | Landline | Unknown |
| 563-320 | Davenport | Scott | Landline | United States Cellular Corp... |
| 563-321 | Clinton | Clinton | Cell Phone | Cellco Partnership Dba Veri... |
| 563-322 | Davenport | Scott | Landline | Qwest Corporation |
| 563-323 | Davenport | Scott | Landline | Qwest Corporation |
| 563-324 | Davenport | Scott | Landline | Qwest Corporation |
| 563-326 | Davenport | Scott | Landline | Qwest Corporation |
| 563-327 | Davenport | Scott | Landline | Qwest Corporation |
| 563-328 | Davenport | Scott | Landline | Qwest Corporation |
| 563-332 | Bettendorf | Scott | Landline | Qwest Corporation |
| 563-333 | Davenport | Scott | Landline | Qwest Corporation |
| 563-336 | Davenport | Scott | Landline | Qwest Corporation |
| 563-339 | Tipton | Cedar | Landline | Unknown |
| 563-340 | Davenport | Scott | Cell Phone | Cellco Partnership Dba Veri... |
| 563-343 | Davenport | Scott | Cell Phone | Cellco Partnership Dba Veri... |
| 563-344 | Davenport | Scott | Landline | Qwest Corporation |
| 563-345 | Davenport | Scott | Landline | Cs Technologies, Inc. Ia |
| 563-349 | Davenport | Scott | Landline | United States Cellular Corp... |
| 563-355 | Bettendorf | Scott | Landline | Qwest Corporation |
| 563-357 | Clinton | Clinton | Landline | United States Cellular Corp... |
| 563-358 | Davenport | Scott | Landline | Sprint Communications Compa... |
| 563-359 | Bettendorf | Scott | Landline | Qwest Corporation |
| 563-364 | Muscatine | Muscatine | Landline | Unknown |
| 563-369 | Davenport | Scott | Landline | Wyoming Mutual Telephone Co. |
| 563-370 | Davenport | Scott | Landline | United States Cellular Corp... |
| 563-374 | Wheatland | Clinton | Landline | F&b Communications, Inc. |
| 563-376 | Fort Madison | Lee | Landline | Unknown |
| 563-379 | Decorah | Winneshiek | Landline | United States Cellular Corp... |
| 563-380 | Decorah | Winneshiek | Landline | United States Cellular Corp... |
| 563-381 | Blue Grass | Scott | Landline | Qwest Corporation |
| 563-382 | Decorah | Winneshiek | Landline | Qwest Corporation |
| 563-383 | Davenport | Scott | Landline | Qwest Corporation |
| 563-384 | Galesburg | Knox | Landline | Unknown |
| 563-386 | Davenport | Scott | Landline | Qwest Corporation |
| 563-387 | Decorah | Winneshiek | Landline | Qwest Corporation |
| 563-388 | Davenport | Scott | Landline | Qwest Corporation |
| 563-391 | Davenport | Scott | Landline | Qwest Corporation |
| 563-398 | Cedar Rapids | Linn | Landline | Unknown |
| 563-405 | Wyoming | Jones | Landline | Wyoming Mutual Telephone Co. |
| 563-419 | Decorah | Winneshiek | Cell Phone | Verizon Wireless (vaw), Llc |
| 563-421 | Davenport | Scott | Landline | Qwest Corporation |
| 563-422 | West Union | Fayette | Landline | Qwest Corporation |
| 563-423 | Clermont | Fayette | Landline | Ace Telephone Association ... |
| 563-425 | Fayette | Fayette | Cell Phone | Windstream Iowa Communicati... |
| 563-426 | Elgin | Fayette | Landline | Alpine Communications, L.c. |
| 563-427 | Hawkeye | Fayette | Landline | Hawkeye Telephone Co. |
| 563-428 | Randalia | Fayette | Cell Phone | Windstream Iowa Communicati... |
| 563-429 | Waucoma | Fayette | Cell Phone | Windstream Iowa Communicati... |
| 563-430 | Tipton | Cedar | Landline | La Motte Telephone Company |
| 563-432 | Mechanicsville | Cedar | Landline | Mechanicsville Telephone Co. |
| 563-433 | Farley | Dubuque | Landline | La Motte Telephone Company |
| 563-435 | Strawberry Point | Clayton | Landline | La Motte Telephone Company |
| 563-436 | Elgin | Fayette | Landline | La Motte Telephone Company |
| 563-437 | Dubuque | Dubuque | Landline | La Motte Telephone Company |
| 563-441 | Davenport | Scott | Landline | Qwest Corporation |
| 563-445 | Davenport | Scott | Landline | Qwest Corporation |
| 563-449 | Bettendorf | Scott | Landline | Qwest Corporation |
| 563-451 | Dubuque | Dubuque | Landline | At&t Local |
| 563-452 | Clarence | Cedar | Landline | Clarence Telephone Co., Inc. |
| 563-459 | Davenport | Scott | Landline | Qwest Corporation |
| 563-465 | Monticello | Jones | Landline | Unknown |
| 563-466 | Davenport | Scott | Landline | Unknown |
| 563-468 | Davenport | Scott | Landline | Qwest Corporation |
| 563-484 | Oxford Junction | Jones | Landline | Bandwidth.com Clec, Llc Ia |
| 563-485 | Onslow | Jones | Landline | Onslow Cooperative Telephon... |
| 563-486 | Oxford Junction | Jones | Landline | Lost Nation Elwood Teleph... |
| 563-487 | Center Junction | Jones | Landline | Center Junction Telephone Co. |
| 563-488 | Wyoming | Jones | Landline | Wyoming Mutual Telephone Co. |
| 563-492 | Dorchester | Allamakee | Landline | Spring Grove Communications |
| 563-495 | Dubuque | Dubuque | Cell Phone | Iowa Wireless Services, Lp |
| 563-496 | Decorah | Winneshiek | Landline | Mabel Cooperative Telephone... |
| 563-497 | Dorchester | Allamakee | Landline | Ace Telephone Association ... |
| 563-499 | Davenport | Scott | Landline | At&t Local |
| 563-503 | Clinton | Clinton | Cell Phone | Sprint Spectrum L.p. |
| 563-505 | Bettendorf | Scott | Cell Phone | Sprint Spectrum L.p. |
| 563-506 | Muscatine | Muscatine | Cell Phone | Nextel Communications, Inc. |
| 563-508 | Marquette | Marquette | Cell Phone | New Cingular Wireless Pcs,... |
| 563-513 | Dubuque | Dubuque | Landline | Sprint Communications Compa... |
| 563-514 | Davenport | Scott | Landline | Sprint Communications Compa... |
| 563-517 | Decorah | Winneshiek | Cell Phone | Iowa Wireless Services, Lp |
| 563-519 | Clinton | Clinton | Landline | Mcleodusa Telecommunication... |
| 563-522 | Camanche | Clinton | Cell Phone | Windstream Iowa Communicati... |
| 563-527 | Blue Grass | Scott | Landline | Unknown |
| 563-528 | Davenport | Scott | Cell Phone | Nextel Communications, Inc. |
| 563-529 | Davenport | Scott | Cell Phone | Nextel Communications, Inc. |
| 563-532 | Ossian | Winneshiek | Landline | Ace Telephone Association ... |
| 563-534 | Fort Atkinson | Winneshiek | Landline | Ace Telephone Association ... |
| 563-535 | Waterville | Allamakee | Landline | Ace Telephone Association ... |
| 563-536 | Farmersburg | Clayton | Landline | Northeast Iowa Telephone Co. |
| 563-537 | Muscatine | Muscatine | Cell Phone | Iowa Wireless Services, Lp |
| 563-538 | Lansing | Allamakee | Landline | Qwest Corporation |
| 563-539 | Monona | Clayton | Landline | Northeast Iowa Telephone Co. |
| 563-542 | Dubuque | Dubuque | Landline | United States Cellular Corp... |
| 563-543 | Dubuque | Dubuque | Landline | United States Cellular Corp... |
| 563-544 | New Albin | Allamakee | Landline | Ace Telephone Association ... |
| 563-546 | Decorah | Winneshiek | Landline | Ace Telephone Association ... |
| 563-547 | Cresco | Howard | Cell Phone | Windstream Iowa Communicati... |
| 563-552 | Sherrill | Dubuque | Landline | Qwest Corporation |
| 563-554 | Muscatine | Muscatine | Cell Phone | Sprint Spectrum L.p. |
| 563-556 | Dubuque | Dubuque | Landline | Qwest Corporation |
| 563-557 | Dubuque | Dubuque | Landline | Qwest Corporation |
| 563-559 | Clinton | Clinton | Cell Phone | Nextel Communications, Inc. |
| 563-562 | Calmar | Winneshiek | Landline | Qwest Corporation |
| 563-563 | Le Claire | Scott | Landline | Unknown |
| 563-564 | Dubuque | Dubuque | Cell Phone | Sprint Spectrum L.p. |
| 563-565 | Chester | Howard | Landline | Centurytel Of Chester, Inc.... |
| 563-566 | Lime Springs | Howard | Cell Phone | Windstream Iowa Communicati... |
| 563-567 | Castalia | Winneshiek | Landline | Ace Telephone Association ... |
| 563-568 | Waukon | Allamakee | Landline | Qwest Corporation |
| 563-569 | Protivin | Howard | Cell Phone | Windstream Iowa Communicati... |
| 563-570 | Davenport | Scott | Cell Phone | Iowa Wireless Services, Lp |
| 563-571 | Muscatine | Muscatine | Cell Phone | Iowa Wireless Services, Lp |
| 563-574 | Delmar | Clinton | Landline | F&b Communications, Inc. Ia |
| 563-577 | Goose Lake | Clinton | Landline | Preston Telephone Co. |
| 563-578 | Sumner | Bremer | Cell Phone | Windstream Iowa Communicati... |
| 563-579 | Davenport | Scott | Cell Phone | Iowa Wireless Services, Lp |
| 563-580 | Dubuque | Dubuque | Cell Phone | Cellco Partnership Dba Veri... |
| 563-581 | Dubuque | Dubuque | Cell Phone | Cellco Partnership Dba Veri... |
| 563-582 | Dubuque | Dubuque | Landline | Qwest Corporation |
| 563-583 | Dubuque | Dubuque | Landline | Qwest Corporation |
| 563-584 | Dubuque | Dubuque | Landline | Qwest Corporation |
| 563-585 | Dubuque | Dubuque | Landline | Qwest Corporation |
| 563-586 | Harpers Ferry | Allamakee | Landline | Ace Telephone Association ... |
| 563-587 | Dubuque | Dubuque | Landline | Qwest Corporation |
| 563-588 | Dubuque | Dubuque | Landline | Qwest Corporation |
| 563-589 | Dubuque | Dubuque | Landline | Qwest Corporation |
| 563-590 | Dubuque | Dubuque | Landline | United States Cellular Corp... |
| 563-593 | Clinton | Clinton | Cell Phone | Iowa Wireless Services, Lp |
| 563-599 | Dubuque | Dubuque | Landline | United States Cellular Corp... |
| 563-608 | Manchester | Delaware | Landline | United States Cellular Corp... |
| 563-613 | Clinton | Clinton | Cell Phone | New Cingular Wireless Pcs,... |
| 563-633 | Arlington | Fayette | Cell Phone | Windstream Iowa Communicati... |
| 563-637 | Maynard | Fayette | Cell Phone | Windstream Iowa Communicati... |
| 563-649 | Atalissa | Muscatine | Cell Phone | Windstream Iowa Communicati... |
| 563-650 | Davenport | Scott | Cell Phone | Sprint Spectrum L.p. |
| 563-652 | Maquoketa | Jackson | Landline | Qwest Corporation |
| 563-653 | Dubuque | Dubuque | Landline | Unknown |
| 563-657 | Walcott | Scott | Landline | Sprint Communications Compa... |
| 563-659 | De Witt | Clinton | Cell Phone | Windstream Iowa Communicati... |
| 563-663 | Peosta | Dubuque | Cell Phone | New Cingular Wireless Pcs,... |
| 563-672 | Andrew | Jackson | Landline | Andrew Telephone Co., Inc. |
| 563-673 | Baldwin | Jackson | Landline | Baldwin Nashville Telephone... |
| 563-674 | Delmar | Clinton | Cell Phone | Windstream Iowa Communicati... |
| 563-676 | Davenport | Scott | Cell Phone | Sprint Spectrum L.p. |
| 563-677 | Charlotte | Clinton | Cell Phone | Windstream Iowa Communicati... |
| 563-678 | Lost Nation | Clinton | Landline | Lost Nation Elwood Teleph... |
| 563-682 | Miles | Jackson | Landline | Miles Cooperative Telephone... |
| 563-683 | Elkader | Clayton | Landline | Sprint Communications Compa... |
| 563-686 | Zwingle | Dubuque | Landline | Cascade Communications Company |
| 563-687 | Sabula | Jackson | Cell Phone | Windstream Iowa Communicati... |
| 563-689 | Preston | Jackson | Landline | Preston Telephone Co. |
| 563-690 | Dubuque | Dubuque | Landline | Mcleodusa Telecommunication... |
| 563-694 | Dubuque | Dubuque | Landline | Sprint Communications Compa... |
| 563-697 | Preston | Jackson | Landline | Sprint Communications Compa... |
| 563-721 | Davenport | Scott | Landline | Unknown |
| 563-723 | Nichols | Muscatine | Landline | Neutral Tandemiowa, Llc Ia |
| 563-724 | Moscow | Muscatine | Cell Phone | Windstream Iowa Communicati... |
| 563-725 | Cedar Rapids | Linn | Landline | Sprint Communications Compa... |
| 563-726 | Dubuque | Dubuque | Landline | 360networks (usa) Inc. Ia |
| 563-732 | Wilton | Muscatine | Landline | Wilton Telephone Co. |
| 563-735 | Decorah | Winneshiek | Landline | Mabel Cooperative Telephone... |
| 563-736 | Davenport | Scott | Landline | Unknown |
| 563-737 | Ridgeway | Winneshiek | Landline | Mabel Cooperative Telephone... |
| 563-742 | Bettendorf | Scott | Landline | Qwest Corporation |
| 563-743 | Davenport | Scott | Landline | Unknown |
| 563-744 | Farley | Dubuque | Cell Phone | Windstream Iowa Communicati... |
| 563-745 | Decorah | Winneshiek | Landline | Ace Telephone Association ... |
| 563-748 | Dubuque | Dubuque | Cell Phone | Nextel Communications, Inc. |
| 563-755 | Davenport | Scott | Landline | Unknown |
| 563-757 | Davenport | Scott | Landline | Unknown |
| 563-762 | Davenport | Scott | Landline | Unknown |
| 563-764 | Davenport | Scott | Landline | Sprint Communications Compa... |
| 563-767 | Volga | Clayton | Cell Phone | Windstream Iowa Communicati... |
| 563-772 | Fulton | Whiteside | Landline | Unknown |
| 563-773 | La Motte | Jackson | Landline | La Motte Telephone Company |
| 563-774 | Wadena | Fayette | Cell Phone | Windstream Iowa Communicati... |
| 563-776 | Waucoma | Fayette | Cell Phone | Windstream Iowa Communicati... |
| 563-778 | West Union | Fayette | Cell Phone | Windstream Iowa Communicati... |
| 563-783 | Saint Olaf | Clayton | Landline | Northeast Iowa Telephone Co. |
| 563-785 | Durant | Cedar | Cell Phone | Windstream Iowa Communicati... |
| 563-786 | Davenport | Scott | Landline | Unknown |
| 563-787 | Davenport | Scott | Landline | Unknown |
| 563-788 | Davenport | Scott | Landline | Unknown |
| 563-792 | Davenport | Scott | Landline | Unknown |
| 563-794 | Davenport | Scott | Landline | United States Cellular Corp... |
| 563-796 | Davenport | Scott | Landline | Unknown |
| 563-797 | Davenport | Scott | Landline | Unknown |
| 563-799 | Davenport | Scott | Landline | Unknown |
| 563-800 | Cresco | Howard | Landline | Unknown |
| 563-823 | Davenport | Scott | Landline | Mcleodusa Telecommunication... |
| 563-825 | Manchester | Delaware | Landline | Unknown |
| 563-826 | Oxford Junction | Jones | Landline | Lost Nation Elwood Teleph... |
| 563-843 | Dixon | Scott | Landline | Dixon Telephone Co. |
| 563-847 | Grand Mound | Clinton | Landline | Grand Mound Cooperative Tel... |
| 563-852 | Cascade | Dubuque | Landline | Cascade Communications Company |
| 563-853 | Luxemburg | Dubuque | Cell Phone | Windstream Iowa Communicati... |
| 563-855 | Worthington | Dubuque | Cell Phone | Windstream Iowa Communicati... |
| 563-856 | Colesburg | Clayton | Cell Phone | Windstream Iowa Communicati... |
| 563-864 | Postville | Allamakee | Landline | Centurytel Of Postville, In... |
| 563-866 | Tipton | Cedar | Landline | Unknown |
| 563-870 | Holy Cross | Dubuque | Cell Phone | Windstream Iowa Communicati... |
| 563-872 | Bellevue | Jackson | Cell Phone | Windstream Iowa Communicati... |
| 563-873 | Mc Gregor | Clayton | Landline | Alpine Communications, L.c. |
| 563-875 | Dyersville | Dubuque | Cell Phone | Windstream Iowa Communicati... |
| 563-876 | Epworth | Dubuque | Cell Phone | Windstream Iowa Communicati... |
| 563-879 | Bernard | Dubuque | Landline | Bernard Telephone Co., Inc. |
| 563-880 | Cedar Rapids | Linn | Landline | United States Cellular Corp... |
| 563-883 | Cresco | Howard | Landline | Harmony Telephone Co. |
| 563-884 | Davenport | Scott | Landline | Qwest Corporation |
| 563-886 | Tipton | Cedar | Cell Phone | Windstream Iowa Communicati... |
| 563-888 | Davenport | Scott | Landline | Qwest Corporation |
| 563-889 | Tipton | Cedar | Cell Phone | Iowa Wireless Services, Lp |
| 563-890 | Bennett | Cedar | Landline | F&b Communications, Inc. Ia |
| 563-893 | Bennett | Cedar | Cell Phone | Windstream Iowa Communicati... |
| 563-920 | Manchester | Delaware | Landline | United States Cellular Corp... |
| 563-921 | New Vienna | Dubuque | Cell Phone | Windstream Iowa Communicati... |
| 563-922 | Delhi | Delaware | Cell Phone | Windstream Iowa Communicati... |
| 563-923 | Earlville | Delaware | Cell Phone | Windstream Iowa Communicati... |
| 563-924 | Lamont | Buchanan | Cell Phone | Windstream Iowa Communicati... |
| 563-925 | Greeley | Delaware | Cell Phone | Windstream Iowa Communicati... |
| 563-926 | Hopkinton | Delaware | Cell Phone | Windstream Iowa Communicati... |
| 563-927 | Manchester | Delaware | Cell Phone | Windstream Iowa Communicati... |
| 563-928 | Edgewood | Clayton | Cell Phone | Windstream Iowa Communicati... |
| 563-932 | Ryan | Delaware | Cell Phone | Windstream Iowa Communicati... |
| 563-933 | Strawberry Point | Clayton | Cell Phone | Windstream Iowa Communicati... |
| 563-935 | Winthrop | Buchanan | Landline | Unknown |
| 563-940 | Le Claire | Scott | Cell Phone | Cellco Partnership Dba Veri... |
| 563-941 | Lowden | Cedar | Landline | F&b Communications, Inc. Ia |
| 563-942 | Stanwood | Cedar | Landline | Cedar Communications, Llc |
| 563-944 | Lowden | Cedar | Cell Phone | Windstream Iowa Communicati... |
| 563-945 | Stanwood | Cedar | Cell Phone | Windstream Iowa Communicati... |
| 563-946 | Tipton | Cedar | Cell Phone | Windstream Iowa Communicati... |
| 563-949 | Moline | Rock Island | Landline | United States Cellular Corp... |
| 563-964 | Garnavillo | Clayton | Landline | Alpine Communications, L.c. |
| 563-979 | Davenport | Polk | Landline | Unknown |
| 563-985 | Decorah | Winneshiek | Landline | Unknown |
| 563-987 | Strawberry Point | Clayton | Landline | Wyoming Mutual Telephone Co. |