Area Code 641 phone numbers
State: Iowa
In service since: 2000
Landlines: 225
Wireless prefixes: 218
Carriers: 62
Counties: 46
ZIP codes: 165
Major cities: Des Moines, Johnston, Rudd, Mason City, Union
Area Code 641 has 502 prefixes
| Prefix | County | City | Carrier |
|---|---|---|---|
| 1-641-200 | |||
| 1-641-201 | Polk | Des Moines | Sprint Spectrum L.p. |
| 1-641-202 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-203 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-204 | Marion | Knoxville | Sprint Spectrum L.p. |
| 1-641-205 | Marion | Knoxville | Local Telephone Data Services Corp. Dba Ltds Corp. |
| 1-641-206 | Polk | Des Moines | New Cingular Wireless Pcs, Llc - Il |
| 1-641-207 | Jefferson | Fairfield | Local Telephone Data Services Corp. Dba Ltds Corp. |
| 1-641-208 | Davis | Bloomfield | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-209 | Jefferson | Fairfield | Local Telephone Data Services Corp. Dba Ltds Corp. |
| 1-641-210 | Polk | Des Moines | Sprint Spectrum L.p. |
| 1-641-212 | Adair | Greenfield | Windstream Iowa Communications, Inc. - Systems |
| 1-641-213 | Floyd | Rudd | Farmers Telephone Co. |
| 1-641-214 | |||
| 1-641-215 | |||
| 1-641-216 | Appanoose | Centerville | United States Cellular Corp. - Iowa |
| 1-641-217 | Lucas | Chariton | Windstream Iowa Communications, Inc. |
| 1-641-218 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-219 | |||
| 1-641-220 | Cerro Gordo | Mason City | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-221 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-222 | |||
| 1-641-223 | Polk | Des Moines | Windstream Iowa Communications, Inc. - North |
| 1-641-224 | Keokuk | Sigourney | Local Telephone Data Services Corp. Dba Ltds Corp. |
| 1-641-225 | Marion | Knoxville | Local Telephone Data Services Corp. Dba Ltds Corp. |
| 1-641-226 | Polk | Johnston | New Cingular Wireless Pcs, Llc - Il |
| 1-641-227 | Marshall | State Center | Partner Communications Cooperative |
| 1-641-228 | Floyd | Charles City | Qwest Corporation |
| 1-641-229 | Chickasaw | New Hampton | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-230 | Polk | Des Moines | New Cingular Wireless Pcs, Llc - Il |
| 1-641-231 | Cerro Gordo | Clear Lake | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-232 | Polk | Des Moines | New Cingular Wireless Pcs, Llc - Il |
| 1-641-233 | Jefferson | Fairfield | Iowa Wireless Services, Lp |
| 1-641-234 | Polk | Des Moines | Iowa Rsa 2 Limited Partnership Dba Chat Mobility |
| 1-641-235 | Floyd | Rudd | Farmers Telephone Co. |
| 1-641-236 | Poweshiek | Grinnell | Windstream Iowa Communications, Inc. - North |
| 1-641-237 | Floyd | Rudd | Farmers Telephone Co. |
| 1-641-238 | |||
| 1-641-239 | |||
| 1-641-241 | |||
| 1-641-242 | Polk | Des Moines | Mcc Telephony Of Iowa, Llc - Ia |
| 1-641-243 | Polk | Des Moines | Level 3 Communications, Llc - Ia |
| 1-641-244 | Polk | Des Moines | New Cingular Wireless Pcs, Llc - Il |
| 1-641-245 | |||
| 1-641-247 | Guthrie | Casey | United States Cellular Corp. - Iowa |
| 1-641-248 | |||
| 1-641-251 | Polk | Des Moines | Iowa Wireless Services, Lp |
| 1-641-257 | Floyd | Charles City | Qwest Corporation |
| 1-641-259 | Jasper | Monroe | Windstream Iowa Communications, Inc. |
| 1-641-260 | Monroe | Albia | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-262 | Floyd | Rudd | Farmers Telephone Co. |
| 1-641-264 | Floyd | Rudd | Farmers Telephone Co. |
| 1-641-269 | Poweshiek | Grinnell | Windstream Iowa Communications, Inc. - North |
| 1-641-274 | |||
| 1-641-275 | Polk | Des Moines | New Cingular Wireless Pcs, Llc - Il |
| 1-641-276 | |||
| 1-641-277 | |||
| 1-641-278 | Union | Creston | Windstream Iowa Communications, Inc. - North |
| 1-641-281 | |||
| 1-641-282 | |||
| 1-641-288 | |||
| 1-641-289 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-293 | Winnebago | Lake Mills | Winnebago Coop. Telephone Assn. - Iowa |
| 1-641-295 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-297 | Warren | Saint Marys | Fmtc-i35, Inc. Dba Interstate Communications |
| 1-641-298 | Goodhue | Kenyon | Citizens Telecom Co Mn-frontier Citizens Com-mn |
| 1-641-300 | |||
| 1-641-307 | Guthrie | Guthrie Center | Windstream Iowa Communications, Inc. - Systems |
| 1-641-308 | Floyd | Rudd | Farmers Telephone Co. |
| 1-641-309 | Floyd | Rudd | Farmers Telephone Co. |
| 1-641-315 | Floyd | Marble Rock | Omnitel Communications, Inc. - Ia |
| 1-641-316 | Polk | Des Moines | Onvoy, Llc - Ia |
| 1-641-317 | Hancock | Klemme | Greenway Communications Llc - Ia |
| 1-641-318 | Marion | Knoxville | Iowa Wireless Services, Lp |
| 1-641-321 | |||
| 1-641-322 | Adams | Corning | Frontier Communications Of Iowa, Inc. |
| 1-641-323 | Polk | Des Moines | Winnebago Cooperative Telephone Association - Ia |
| 1-641-324 | Worth | Northwood | Qwest Corporation |
| 1-641-325 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-326 | Mower | Lyle | Citizens Telecom Co Mn-frontier Citizens Com-mn |
| 1-641-327 | |||
| 1-641-328 | Polk | Des Moines | Sprint Spectrum L.p. |
| 1-641-329 | Mower | Le Roy | Citizens Telecom Co Mn-frontier Citizens Com-mn |
| 1-641-330 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-332 | Guthrie | Guthrie Center | Guthrie Telecommunications Network Inc. - Ia |
| 1-641-333 | Taylor | Lenox | Frontier Communications Of Iowa, Inc. |
| 1-641-334 | |||
| 1-641-335 | Adair | Bridgewater | Windstream Iowa Communications, Inc. - North |
| 1-641-336 | Taylor | Clearfield | Windstream Iowa Communications, Inc. |
| 1-641-337 | Adair | Orient | Windstream Iowa Communications, Inc. - North |
| 1-641-338 | Decatur | Leon | Grand River Mutual Telephone Co. |
| 1-641-339 | Union | Shannon City | Windstream Iowa Communications, Inc. |
| 1-641-340 | Clarke | Osceola | Iowa Rsa 2 Limited Partnership Dba Chat Mobility |
| 1-641-342 | Clarke | Osceola | Windstream Iowa Communications, Inc. - North |
| 1-641-343 | Adair | Greenfield | Windstream Iowa Communications, Inc. - Systems |
| 1-641-344 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-345 | Union | Creston | Coon Valley Cooperative Telephone Assn., Inc. |
| 1-641-346 | Union | Shannon City | Windstream Iowa Communications, Inc. |
| 1-641-347 | Union | Afton | Windstream Iowa Communications, Inc. |
| 1-641-348 | Windstream Iowa Communications, Inc. - North | ||
| 1-641-349 | Taylor | Sharpsburg | Frontier Communications Of Iowa, Inc. |
| 1-641-351 | Polk | Des Moines | Sprint Spectrum L.p. |
| 1-641-352 | Polk | Urbandale | Mcleodusa Telecommunications Services, Inc.- Ia |
| 1-641-353 | Polk | Des Moines | Mcc Telephony Of Iowa, Llc - Ia |
| 1-641-354 | |||
| 1-641-355 | Cerro Gordo | Clear Lake | Clear Lake Independent Telephone Co. |
| 1-641-356 | |||
| 1-641-357 | Cerro Gordo | Clear Lake | Clear Lake Independent Telephone Co. |
| 1-641-358 | Cerro Gordo | Thornton | Frontier Communications Of Iowa, Inc. |
| 1-641-362 | |||
| 1-641-363 | Jasper | Mingo | Windstream Iowa Communications, Inc. - Systems |
| 1-641-364 | Chickasaw | Alta Vista | Windstream Iowa Communications, Inc. - North |
| 1-641-366 | Hardin | Union | Heart Of Iowa Communications Cooperative |
| 1-641-369 | Adair | Bridgewater | Windstream Iowa Communications, Inc. - Systems |
| 1-641-372 | Polk | Des Moines | Mcc Telephony Of Iowa, Llc - Ia |
| 1-641-373 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-377 | Story | Colo | Colo Telephone Co. |
| 1-641-380 | Cerro Gordo | Mason City | Qwest Corporation |
| 1-641-381 | Cerro Gordo | Mason City | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-382 | |||
| 1-641-384 | |||
| 1-641-385 | Story | Collins | Windstream Iowa Communications, Inc. - North |
| 1-641-387 | |||
| 1-641-388 | Floyd | Rudd | Farmers Telephone Co. |
| 1-641-390 | Cerro Gordo | Mason City | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-393 | Howard | Elma | Windstream Iowa Communications, Inc. - North |
| 1-641-394 | Chickasaw | New Hampton | Windstream Iowa Communications, Inc. - Systems |
| 1-641-395 | Floyd | Rudd | Farmers Mutual Telephone Co. - Nora Springs |
| 1-641-396 | Warren | Saint Marys | Fmtc-i35, Inc. Dba Interstate Communications |
| 1-641-397 | Floyd | Marble Rock | Windstream Iowa Communications, Inc. - Systems |
| 1-641-398 | Floyd | Floyd | Farmers Mutual Telephone Co. - Nora Springs |
| 1-641-400 | |||
| 1-641-401 | |||
| 1-641-406 | |||
| 1-641-410 | Floyd | Rudd | Farmers Telephone Co. |
| 1-641-413 | Polk | Des Moines | Rsa 1 Limited Partnership Dba Chat Mobility |
| 1-641-414 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-416 | Marion | Knoxville | Sprint Spectrum L.p. |
| 1-641-417 | Polk | Johnston | Sprint Spectrum L.p. |
| 1-641-418 | Polk | Des Moines | Rsa 1 Limited Partnership Dba Chat Mobility |
| 1-641-420 | Cerro Gordo | Mason City | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-421 | Cerro Gordo | Mason City | Qwest Corporation |
| 1-641-422 | Cerro Gordo | Mason City | Qwest Corporation |
| 1-641-423 | Cerro Gordo | Mason City | Qwest Corporation |
| 1-641-424 | Cerro Gordo | Mason City | Qwest Corporation |
| 1-641-425 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-426 | Cerro Gordo | Mason City | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-427 | Guthrie | Bagley | Windstream Iowa Communications, Inc. |
| 1-641-428 | Cerro Gordo | Mason City | Qwest Corporation |
| 1-641-429 | Guthrie | Jamaica | Windstream Iowa Communications, Inc. |
| 1-641-430 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-431 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-432 | Winnebago | Forest City | Windstream Iowa Communications, Inc. - North |
| 1-641-433 | Keokuk | What Cheer | Windstream Iowa Communications, Inc. - North |
| 1-641-435 | Polk | Des Moines | Qwest Corporation |
| 1-641-436 | Monroe | Albia | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-437 | Appanoose | Centerville | Windstream Iowa Communications, Inc. |
| 1-641-439 | Guthrie | Panora | Panora Communications Cooperative |
| 1-641-440 | Polk | Des Moines | Mcc Telephony Of Iowa, Llc - Ia |
| 1-641-441 | |||
| 1-641-442 | Decatur | Leon | Grand River Mutual Telephone Co. |
| 1-641-443 | Decatur | Leon | Grand River Mutual Telephone Co. |
| 1-641-444 | Wright | Belmond | Frontier Communications Of Iowa, Inc. |
| 1-641-445 | Decatur | Leon | Grand River Mutual Telephone Co. |
| 1-641-446 | Decatur | Leon | Grand River Mutual Telephone Co. |
| 1-641-447 | Wayne | Corydon | South Central Communications, Inc. |
| 1-641-448 | |||
| 1-641-449 | Warren | New Virginia | Windstream Iowa Communications, Inc. |
| 1-641-450 | Cerro Gordo | Mason City | Northland Communications, Inc. - Ia |
| 1-641-451 | Monroe | Albia | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-452 | Appanoose | Unionville | Windstream Iowa Communications, Inc. |
| 1-641-453 | Floyd | Rudd | Farmers Telephone Co. |
| 1-641-454 | Worth | Manly | Qwest Corporation |
| 1-641-455 | Polk | Des Moines | Sprint Spectrum L.p. |
| 1-641-456 | Franklin | Hampton | Qwest Corporation |
| 1-641-457 | Polk | Des Moines | Mcc Telephony Of Iowa, Llc - Ia |
| 1-641-458 | Polk | Des Moines | Qwest Corporation |
| 1-641-459 | Davis | Floris | Citizens Mutual Telephone Cooperative |
| 1-641-461 | |||
| 1-641-464 | Ringgold | Mount Ayr | Windstream Iowa Communications, Inc. |
| 1-641-465 | Hancock | Klemme | Greenway Communications Llc - Ia |
| 1-641-466 | Warren | Liberty Center | Windstream Iowa Communications, Inc. |
| 1-641-469 | Jefferson | Fairfield | Windstream Iowa Communications, Inc. - Systems |
| 1-641-470 | Jefferson | Fairfield | Windstream Iowa Communications, Inc. - Systems |
| 1-641-472 | Jefferson | Fairfield | Windstream Iowa Communications, Inc. - Systems |
| 1-641-473 | Tama | Gladbrook | Windstream Iowa Communications, Inc. - North |
| 1-641-474 | Hardin | Union | Heart Of Iowa Communications Cooperative |
| 1-641-475 | Hardin | Union | Heart Of Iowa Communications Cooperative |
| 1-641-476 | Hardin | Union | Heart Of Iowa Communications Cooperative |
| 1-641-477 | Story | Zearing | Minerva Valley Telephone Co., Inc. |
| 1-641-478 | Hardin | Union | Heart Of Iowa Communications Cooperative |
| 1-641-479 | Marshall | Le Grand | Windstream Iowa Communications, Inc. - North |
| 1-641-481 | Monroe | Albia | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-482 | Marshall | State Center | Partner Communications Cooperative |
| 1-641-483 | Marshall | State Center | Partner Communications Cooperative |
| 1-641-484 | Tama | Toledo | Windstream Iowa Communications, Inc. - North |
| 1-641-485 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-486 | Hardin | Union | Heart Of Iowa Communications Cooperative |
| 1-641-487 | Story | Zearing | Minerva Valley Telephone Co., Inc. |
| 1-641-488 | Hardin | Union | Heart Of Iowa Communications Cooperative |
| 1-641-489 | Tama | Chelsea | Windstream Iowa Communications, Inc. - North |
| 1-641-492 | Tama | Montour | Windstream Iowa Communications, Inc. - North |
| 1-641-493 | Marshall | State Center | Partner Communications Cooperative |
| 1-641-494 | Cerro Gordo | Mason City | Qwest Corporation |
| 1-641-495 | Hancock | Goodell | Frontier Communications Of Iowa, Inc. |
| 1-641-496 | Hardin | Union | Heart Of Iowa Communications Cooperative |
| 1-641-497 | Hardin | Union | Heart Of Iowa Communications Cooperative |
| 1-641-498 | Marshall | Gilman | Partner Communications Cooperative |
| 1-641-499 | Tama | Garwin | Windstream Iowa Communications, Inc. - North |
| 1-641-500 | |||
| 1-641-501 | |||
| 1-641-502 | Marshall | Gilman | Partner Communications Cooperative |
| 1-641-503 | |||
| 1-641-504 | Mahaska | Oskaloosa | Iowa Wireless Services, Lp |
| 1-641-505 | Polk | Des Moines | Bandwidth.com Clec, Llc - Ia |
| 1-641-507 | Marshall | Gilman | Partner Communications Cooperative |
| 1-641-509 | Floyd | Rudd | Farmers Telephone Co. |
| 1-641-510 | Polk | Des Moines | Iowa Wireless Services, Lp |
| 1-641-512 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-516 | |||
| 1-641-519 | Polk | Des Moines | Mcc Telephony Of Iowa, Llc - Ia |
| 1-641-521 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-522 | Poweshiek | Brooklyn | Brooklyn Mutual Telephone Co. |
| 1-641-523 | Polk | Des Moines | Mcc Telephony Of Iowa, Llc - Ia |
| 1-641-524 | Guthrie | Menlo | Coon Valley Cooperative Telephone Assn., Inc. |
| 1-641-525 | Cerro Gordo | Clear Lake | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-526 | Marshall | Gilman | Partner Communications Cooperative |
| 1-641-527 | Jasper | Lynnville | Lynnville Community Telephone Co., Inc. |
| 1-641-528 | Poweshiek | Malcom | Windstream Iowa Communications, Inc. - North |
| 1-641-529 | Cerro Gordo | Clear Lake | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-530 | Cerro Gordo | Mason City | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-531 | Polk | Des Moines | Teleport Communications America, Llc - Ia |
| 1-641-533 | Decatur | Leon | Grand River Mutual Telephone Co. |
| 1-641-534 | Warren | Lacona | Windstream Iowa Communications, Inc. |
| 1-641-535 | Lucas | Russell | Windstream Iowa Communications, Inc. |
| 1-641-536 | Taylor | Lenox | Lenox Municipal Communications Utility - Ia |
| 1-641-541 | Monroe | Albia | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-548 | |||
| 1-641-551 | Floyd | Rudd | Farmers Telephone Co. |
| 1-641-552 | Polk | Des Moines | Omnitel Communications, Inc. - Ia |
| 1-641-557 | Chickasaw | New Hampton | Windstream Iowa Communications, Inc. - Systems |
| 1-641-561 | Winnebago | Lake Mills | Winnebago Coop. Telephone Assn. - Iowa |
| 1-641-562 | Winnebago | Lake Mills | Winnebago Coop. Telephone Assn. - Iowa |
| 1-641-565 | Winnebago | Forest City | Winnebago Coop. Telephone Assn. - Iowa |
| 1-641-566 | Winnebago | Lake Mills | Winnebago Coop. Telephone Assn. - Iowa |
| 1-641-567 | Winnebago | Forest City | Winnebago Coop. Telephone Assn. - Iowa |
| 1-641-568 | Winnebago | Lake Mills | Winnebago Coop. Telephone Assn. - Iowa |
| 1-641-569 | Polk | Des Moines | New Cingular Wireless Pcs, Llc - Il |
| 1-641-570 | Floyd | Rudd | Farmers Telephone Co. |
| 1-641-572 | Polk | Johnston | United States Cellular Corp. - Iowa |
| 1-641-575 | |||
| 1-641-579 | Franklin | Latimer | Frontier Communications Of Iowa, Inc. |
| 1-641-580 | Franklin | Latimer | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-581 | Winnebago | Forest City | Winnebago Coop. Telephone Assn. - Iowa |
| 1-641-582 | Winnebago | Forest City | Windstream Iowa Communications, Inc. - North |
| 1-641-583 | Polk | Des Moines | New Cingular Wireless Pcs, Llc - Il |
| 1-641-584 | Winnebago | Lake Mills | Winnebago Coop. Telephone Assn. - Iowa |
| 1-641-585 | Winnebago | Forest City | Winnebago Cooperative Telephone Association - Ia |
| 1-641-586 | Mower | Adams | Citizens Telecom Co Mn-frontier Citizens Com-mn |
| 1-641-587 | Hancock | Klemme | Communications 1 Network, Inc. |
| 1-641-588 | Winnebago | Forest City | Winnebago Coop. Telephone Assn. - Iowa |
| 1-641-590 | Cerro Gordo | Clear Lake | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-591 | Winnebago | Lake Mills | Winnebago Coop. Telephone Assn. - Iowa |
| 1-641-592 | Winnebago | Lake Mills | Winnebago Coop. Telephone Assn. - Iowa |
| 1-641-593 | Poweshiek | Searsboro | Searsboro Telephone Co., Inc. |
| 1-641-594 | Jasper | Sully | Sully Telephone Association |
| 1-641-595 | Poweshiek | Deep River | Windstream Montezuma, Llc |
| 1-641-596 | Cerro Gordo | Clear Lake | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-599 | Mitchell | Saint Ansgar | Windstream Iowa Communications, Inc. - North |
| 1-641-600 | |||
| 1-641-608 | Floyd | Rudd | Farmers Telephone Co. |
| 1-641-609 | |||
| 1-641-612 | Floyd | Rudd | Farmers Telephone Co. |
| 1-641-613 | Marion | Knoxville | Local Telephone Data Services Corp. Dba Ltds Corp. |
| 1-641-614 | |||
| 1-641-619 | |||
| 1-641-620 | Marion | Pella | Windstream Iowa Communications, Inc. |
| 1-641-621 | Marion | Pella | Windstream Iowa Communications, Inc. |
| 1-641-622 | Keokuk | Sigourney | Windstream Iowa Communications, Inc. - North |
| 1-641-623 | Poweshiek | Montezuma | Windstream Montezuma, Llc |
| 1-641-624 | Keokuk | Delta | Windstream Iowa Communications, Inc. - North |
| 1-641-625 | Marion | Pella | Windstream Iowa Communications, Inc. |
| 1-641-626 | Mahaska | Leighton | Windstream Iowa Communications, Inc. |
| 1-641-627 | Marion | Otley | Windstream Iowa Communications, Inc. |
| 1-641-628 | Marion | Pella | Windstream Iowa Communications, Inc. |
| 1-641-629 | Monroe | Albia | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-630 | |||
| 1-641-631 | Floyd | Rudd | Omnitel Communications, Inc. - Ia |
| 1-641-632 | Polk | Des Moines | Qwest Corporation |
| 1-641-634 | Keokuk | What Cheer | Windstream Iowa Communications, Inc. - North |
| 1-641-635 | Keokuk | Harper | Windstream Iowa Communications, Inc. - North |
| 1-641-636 | Keokuk | Keota | Windstream Iowa Communications, Inc. - North |
| 1-641-637 | Mahaska | New Sharon | Windstream Iowa Communications, Inc. - Systems |
| 1-641-638 | Polk | Des Moines | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-640 | Hamilton | Webster City | Cellco Partnership Dba Verizon Wireless - Ia |
| 1-641-642 | Appanoose | Moulton | Farmers Mutual Cooperative Telephone Co. |
| 1-641-643 | |||
| 1-641-644 | Washington | Wellman | Barnes City Cooperative Telephone Co. |
| 1-641-646 | |||
| 1-641-647 | Appanoose | Mystic | Windstream Iowa Communications, Inc. |