All assignees
779 prefixes in 507 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 507-500 | CALEDONIA | 5816 | 2016-12-22 | Yes |
| 507-501 | CHERRY GRV | 184D | — | Yes |
| 507-502 | NO CHESTER | 184D | 2012-05-08 | Yes |
| 507-503 | ADAMS | 184D | — | Yes |
| 507-504 | STEWARTVL | 184D | — | Yes |
| 507-505 | ST CHARLES | 184D | — | Yes |
| 507-506 | PEMBERTON | 719F | — | Yes |
| 507-507 | ROCHESTER | 616J | 2024-11-29 | Yes |
| 507-508 | MANKATO | 5816 | 2013-01-23 | Yes |
| 507-509 | AUSTIN | 980E | 2015-05-26 | Yes |
| 507-510 | SHERBURN | 429A | 2008-10-24 | Yes |
| 507-511 | XXXXXXXXXX | MULT | — | — |
| 507-512 | ROCHESTER | 184D | 2014-03-25 | Yes |
| 507-513 | ROCHESTER | 8405 | 2009-06-02 | Yes |
| 507-514 | MANKATO | 5816 | 2008-12-29 | Yes |
| 507-515 | ZUMBRO FLS | 624H | 2025-01-21 | Yes |
| 507-516 | ROCHESTER | 184D | 2017-03-22 | Yes |
| 507-517 | ROCHESTER | 318J | — | Yes |
| 507-518 | LANESBORO | 719F | 2008-06-13 | Yes |
| 507-519 | ST PETER | 719F | 2010-03-15 | Yes |
| 507-520 | BLUE EARTH | 6534 | — | Yes |
| 507-521 | WASECA | 6534 | — | Yes |
| 507-522 | LEWISTON | 184D | — | Yes |
| 507-523 | LEWISTON | 1456 | — | Yes |
| 507-524 | MAPLETON | 1427 | — | Yes |
| 507-525 | BLUE EARTH | 5816 | — | Yes |
| 507-526 | BLUE EARTH | 1358 | — | — |
| 507-527 | W CONCORD | 1123 | — | — |
| 507-528 | CLAREMONT | 1123 | — | Yes |
| 507-529 | ROCHESTER | 9631 | — | — |
| 507-530 | MARSHALL | 6534 | — | — |
| 507-531 | MARSHALL | 6534 | 2001-09-17 | Yes |
| 507-532 | MARSHALL | 9631 | — | — |
| 507-533 | STEWARTVL | 9631 | — | Yes |
| 507-534 | PLAINVIEW | 1456 | — | Yes |
| 507-535 | ROCHESTER | 9631 | — | Yes |
| 507-536 | ROCHESTER | 9631 | — | — |
| 507-537 | MARSHALL | 9631 | — | — |
| 507-538 | ROCHESTER | 9631 | — | — |
| 507-539 | BROWNSDALE | 184D | 2002-06-11 | Yes |
| 507-540 | LE SUEUR | 107F | 2010-03-04 | Yes |
| 507-541 | FULDA | 184D | — | Yes |
| 507-542 | NONEWALBIN | 1346 | — | — |
| 507-543 | LAFAYETTE | 184D | — | Yes |
| 507-544 | RUSHMORE | 4768 | 2009-12-01 | Yes |
| 507-545 | EYOTA | 1456 | — | Yes |
| 507-546 | GARDENCITY | 1427 | — | Yes |
| 507-547 | LEROY | 184D | 2006-11-14 | Yes |
| 507-548 | EASTELKTON | 1651 | — | — |
| 507-549 | VERNON CTR | 1427 | — | Yes |
| 507-550 | ST PETER | 5256 | 2005-09-15 | Yes |
| 507-551 | LACRESCENT | 719F | 2007-03-17 | Yes |
| 507-552 | ALBERT LEA | 184D | 2002-03-04 | Yes |
| 507-553 | WELLS | 1358 | — | — |
| 507-554 | LYLE | 184D | — | Yes |
| 507-555 | DIR ASST | MULT | — | — |
| 507-556 | CALEDONIA | 980E | 2010-02-16 | Yes |
| 507-557 | FRANKLIN | 1439 | — | — |
| 507-558 | ELYSIAN | 184D | 2009-06-09 | Yes |
| 507-559 | WINTHROP | 719F | 2006-05-22 | Yes |
| 507-560 | LE SUEUR | 6534 | — | Yes |
| 507-561 | NO CHESTER | 1126 | — | Yes |
| 507-562 | PIPESTONE | 4768 | — | — |
| 507-563 | DEXTER | 4156 | 2025-11-25 | Yes |
| 507-564 | CHATFIELD | 719F | 2010-03-30 | Yes |
| 507-565 | JANESVILLE | 184D | — | Yes |
| 507-566 | WINNEBAGO | 719F | 2010-03-31 | Yes |
| 507-567 | BROWNSDALE | 1123 | — | Yes |
| 507-568 | CLARKS GRV | 184D | — | Yes |
| 507-569 | NORTH RAKE | 1338 | — | — |
| 507-570 | GREEN ISLE | 508J | 2014-12-02 | Yes |
| 507-571 | WASECA | 980E | — | Yes |
| 507-572 | BLOOMNPRRI | 184D | 2002-06-12 | Yes |
| 507-573 | OWATONNA | 5256 | 2002-05-02 | Yes |
| 507-574 | ADAMS | 719F | 2010-04-01 | Yes |
| 507-575 | CANBY | 429A | 2017-05-09 | Yes |
| 507-576 | KILKENNY | 184D | 2011-05-20 | Yes |
| 507-577 | ROCHESTER | 624H | 2017-07-14 | Yes |
| 507-578 | BUTTERFLD | 719F | 2010-04-01 | Yes |
| 507-579 | TYLER | 719F | 2010-04-01 | Yes |
| 507-580 | ELGIN | 429A | 2011-08-29 | Yes |
| 507-581 | NORTHFIELD | 6701 | 2002-04-25 | Yes |
| 507-582 | ADAMS | 1123 | — | — |
| 507-583 | BLOOMNPRRI | 1123 | — | — |
| 507-584 | DEXTER | 1123 | — | Yes |
| 507-585 | EYOTA | 184D | 2007-05-23 | Yes |
| 507-586 | LYLE | 719F | 2010-06-17 | Yes |
| 507-587 | RED DEL | 719F | 2010-06-17 | Yes |
| 507-588 | LK CRYSTAL | 719F | 2003-06-02 | Yes |
| 507-589 | AUSTIN | 6534 | 2002-05-20 | Yes |
| 507-590 | ELLSWORTH | 4768 | 2007-07-26 | — |
| 507-591 | MARSHALL | 5816 | 2013-06-18 | Yes |
| 507-592 | FOUNTAIN | 184D | 2006-11-29 | Yes |
| 507-593 | LE SUEUR | 184D | 2007-03-13 | Yes |
| 507-594 | MANKATO | 1427 | 2015-07-29 | Yes |
| 507-595 | KILKENNY | 1367 | — | Yes |
| 507-596 | FAIRFAX | 719F | 2006-03-31 | Yes |
| 507-597 | EGARRETSON | 1657 | — | — |
| 507-598 | LEROY | 184D | — | Yes |
| 507-599 | OWATONNA | 184D | 2005-06-16 | Yes |
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.