All assignees
605 prefixes in 641 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 641-552 | CHARLES CY | 3620 | 2007-06-22 | Yes |
| 641-555 | DIR ASST | MULT | — | — |
| 641-557 | NEWHAMPTON | 1170 | 2015-06-25 | Yes |
| 641-560 | FAIRFIELD | 221F | 2024-03-14 | Yes |
| 641-561 | BUFFALOCTR | 1337 | — | — |
| 641-562 | BUFFALOCTR | 1337 | — | — |
| 641-563 | — | — | ||
| 641-565 | CRYSTAL LK | 1337 | — | — |
| 641-566 | RAKE | 1337 | — | — |
| 641-567 | LELAND | 1337 | — | — |
| 641-568 | SCARVILLE | 1337 | — | — |
| 641-569 | OSKALOOSA | 6534 | 2001-07-11 | Yes |
| 641-570 | LTL CEDAR | 1177 | 2006-05-01 | — |
| 641-572 | LEON | 6266 | 2009-06-03 | Yes |
| 641-575 | OTTUMWA | 985E | 2018-06-21 | Yes |
| 641-579 | LATIMER | 1127 | — | — |
| 641-580 | LATIMER | 6570 | — | Yes |
| 641-581 | FORESTCITY | 1337 | — | — |
| 641-582 | FORESTCITY | 1167 | — | Yes |
| 641-583 | MANLY | 6534 | 2001-07-11 | Yes |
| 641-584 | THOMPSON | 1337 | — | — |
| 641-585 | FORESTCITY | 6103 | — | — |
| 641-586 | SOUTHADAMS | 1123 | — | Yes |
| 641-587 | KLEMME | 1262 | — | — |
| 641-588 | JOICE | 1337 | — | — |
| 641-589 | SEYMOUR | 624H | 2024-03-28 | Yes |
| 641-590 | JOICE | 6570 | — | Yes |
| 641-591 | LAKE MILLS | 1337 | — | — |
| 641-592 | LAKE MILLS | 1337 | — | — |
| 641-593 | SEARSBORO | 1292 | — | — |
| 641-594 | SULLY | 1306 | — | — |
| 641-595 | DEEP RIVER | 1248 | — | — |
| 641-596 | JOICE | 6570 | — | Yes |
| 641-599 | ST ANSGAR | 1167 | 2015-06-25 | Yes |
| 641-600 | LIBERTYVL | 965H | 2019-12-27 | Yes |
| 641-601 | TRACY | 624H | 2024-03-28 | Yes |
| 641-608 | LTL CEDAR | 1177 | 2006-05-01 | — |
| 641-609 | ALEXANDER | 221F | 2018-11-07 | Yes |
| 641-611 | XXXXXXXXXX | MULT | — | — |
| 641-612 | NEW HAVEN | 1177 | 2006-05-01 | — |
| 641-613 | PELLA | 2842 | — | Yes |
| 641-614 | SHARPSBURG | 221F | 2018-10-25 | Yes |
| 641-619 | PELLA | 695G | 2020-09-23 | Yes |
| 641-620 | PELLA | 1178 | — | — |
| 641-621 | PELLA | 1178 | — | — |
| 641-622 | SIGOURNEY | 1167 | — | Yes |
| 641-623 | MONTEZUMA | 1248 | — | — |
| 641-624 | DELTA | 1167 | — | Yes |
| 641-625 | PEORIA | 1178 | — | Yes |
| 641-626 | LEIGHTON | 1178 | — | Yes |
| 641-627 | OTLEY | 1178 | — | Yes |
| 641-628 | PELLA | 1178 | — | — |
| 641-629 | PELLA | 6570 | — | Yes |
| 641-630 | HAMPTON | 5562 | 2018-06-20 | Yes |
| 641-631 | CHARLES CY | 3620 | 2017-12-06 | Yes |
| 641-632 | ROSE HILL | 9631 | — | Yes |
| 641-634 | WHAT CHEER | 1167 | — | Yes |
| 641-635 | HARPER | 1167 | — | Yes |
| 641-636 | KEOTA | 1167 | — | Yes |
| 641-637 | NEW SHARON | 1170 | — | Yes |
| 641-638 | OSKALOOSA | 6570 | — | Yes |
| 641-639 | MYSTIC | 624H | 2024-03-28 | Yes |
| 641-640 | IOWA FALLS | 6570 | — | Yes |
| 641-641 | — | — | ||
| 641-642 | MOULTON | 1169 | — | — |
| 641-643 | MALCOM | 624H | 2021-04-13 | Yes |
| 641-644 | BARNESCITY | 1108 | — | — |
| 641-646 | ROWAN | 221F | 2018-10-25 | Yes |
| 641-647 | MYSTIC | 1178 | — | Yes |
| 641-648 | IOWA FALLS | 9631 | — | — |
| 641-649 | PLANO | 1178 | — | Yes |
| 641-651 | PELLA | 6570 | — | Yes |
| 641-652 | ELDON | 1178 | — | Yes |
| 641-653 | HEDRICK | 1178 | — | Yes |
| 641-654 | TOLEDO | 444G | 2024-05-10 | Yes |
| 641-655 | FARSON | 1178 | — | Yes |
| 641-656 | MILTON | 1178 | — | Yes |
| 641-657 | HAMPTON | 6529 | 2024-07-18 | Yes |
| 641-658 | CINCINNATI | 1178 | — | Yes |
| 641-659 | GRINNELL | 1167 | 2015-06-25 | Yes |
| 641-660 | OSKALOOSA | 6266 | — | Yes |
| 641-661 | MARTINSBG | 1178 | — | Yes |
| 641-662 | BATAVIA | 1175 | — | — |
| 641-664 | BLOOMFIELD | 1129 | — | — |
| 641-665 | NEW HAVEN | 1177 | 2006-10-16 | — |
| 641-666 | OSAGE | 221F | 2017-12-06 | Yes |
| 641-667 | OLLIE | 1178 | — | Yes |
| 641-668 | BUSSEY | 516J | 2022-03-14 | Yes |
| 641-670 | OSKALOOSA | 6570 | — | Yes |
| 641-671 | LENOX | 221F | 2018-10-25 | Yes |
| 641-672 | OSKALOOSA | 9631 | — | Yes |
| 641-673 | OSKALOOSA | 9631 | — | — |
| 641-674 | CENTERVL | 6529 | 2024-07-31 | Yes |
| 641-675 | PULASKI | 1129 | — | — |
| 641-676 | OSKALOOSA | 916A | 2003-05-01 | Yes |
| 641-677 | SHEFFIELD | 965H | 2019-12-27 | Yes |
| 641-678 | SEARSBORO | 1292 | — | — |
| 641-680 | OTTUMWA | 6570 | — | — |
| 641-681 | GOODELL | 221F | 2018-10-25 | Yes |
| 641-682 | OTTUMWA | 9631 | — | — |
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.