WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH
32 prefixes in 641 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 641-223 | OSCEOLA | 1167 | — | Yes |
| 641-236 | GRINNELL | 1167 | — | — |
| 641-269 | GRINNELL | 1167 | — | — |
| 641-278 | CRESTON | 1167 | 2007-08-21 | Yes |
| 641-335 | PRESCOTT | 1167 | — | Yes |
| 641-337 | ORIENT | 1167 | — | Yes |
| 641-342 | OSCEOLA | 1167 | — | — |
| 641-348 | KENT | 1167 | — | Yes |
| 641-364 | ALTA VISTA | 1167 | — | Yes |
| 641-385 | COLLINS | 1167 | — | Yes |
| 641-393 | ELMA | 1167 | — | Yes |
| 641-432 | FORESTCITY | 1167 | 2016-07-28 | Yes |
| 641-433 | WHAT CHEER | 1167 | 2006-07-13 | Yes |
| 641-473 | GLADBROOK | 1167 | — | Yes |
| 641-479 | LE GRAND | 1167 | — | Yes |
| 641-484 | TOLEDO | 1167 | — | Yes |
| 641-489 | CHELSEA | 1167 | — | Yes |
| 641-492 | MONTOUR | 1167 | — | Yes |
| 641-499 | GARWIN | 1167 | — | Yes |
| 641-528 | MALCOM | 1167 | — | Yes |
| 641-582 | FORESTCITY | 1167 | — | Yes |
| 641-599 | ST ANSGAR | 1167 | 2015-06-25 | Yes |
| 641-622 | SIGOURNEY | 1167 | — | Yes |
| 641-624 | DELTA | 1167 | — | Yes |
| 641-634 | WHAT CHEER | 1167 | — | Yes |
| 641-635 | HARPER | 1167 | — | Yes |
| 641-636 | KEOTA | 1167 | — | Yes |
| 641-659 | GRINNELL | 1167 | 2015-06-25 | Yes |
| 641-736 | ST ANSGAR | 1167 | — | Yes |
| 641-737 | STACYVILLE | 1167 | — | Yes |
| 641-744 | LINDEN | 1167 | — | Yes |
| 641-782 | CRESTON | 1167 | — | — |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.