All assignees
779 prefixes in 507 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 507-300 | SLEEPY EYE | 719F | 2010-03-17 | Yes |
| 507-301 | NORTHFIELD | 6701 | 2001-12-14 | Yes |
| 507-302 | CANNON FLS | 6701 | — | Yes |
| 507-303 | WINDOM | 5816 | 2003-01-21 | Yes |
| 507-304 | MANKATO | 6534 | 2002-02-28 | Yes |
| 507-305 | AUSTIN | 980E | 2003-01-13 | Yes |
| 507-306 | ALDEN | 184D | — | Yes |
| 507-307 | HAYFIELD | 5256 | — | Yes |
| 507-308 | WASECA | 5816 | 2015-08-17 | Yes |
| 507-309 | CHATFIELD | 184D | — | Yes |
| 507-310 | WASECA | 184D | 2002-05-13 | Yes |
| 507-311 | XXXXXXXXXX | MULT | — | — |
| 507-312 | WINONA | 6701 | — | Yes |
| 507-313 | WINONA | 6701 | 2001-07-17 | Yes |
| 507-314 | LUVERNE | 490J | 2003-01-13 | Yes |
| 507-315 | BYRON | 184D | 2007-07-06 | Yes |
| 507-316 | ROCHESTER | 5816 | 2001-01-14 | Yes |
| 507-317 | MANKATO | 5816 | 2001-04-10 | — |
| 507-318 | ALBERT LEA | 5562 | — | Yes |
| 507-319 | ROCHESTER | 6701 | 2001-01-31 | — |
| 507-320 | ALBERT LEA | 695E | 2007-06-26 | Yes |
| 507-321 | NORTHFIELD | 6534 | — | Yes |
| 507-322 | ROCHESTER | 7421 | — | Yes |
| 507-323 | FARIBAULT | 5816 | — | Yes |
| 507-324 | LEROY | 1123 | — | — |
| 507-325 | LYLE | 1123 | — | — |
| 507-326 | GREEN ISLE | 1367 | — | — |
| 507-327 | MANKATO | 5816 | — | — |
| 507-328 | ROCHESTER | 7421 | — | Yes |
| 507-329 | WORTHINGTN | 5816 | 2003-08-05 | Yes |
| 507-330 | FARIBAULT | 5816 | — | Yes |
| 507-331 | FARIBAULT | 184D | — | Yes |
| 507-332 | FARIBAULT | 9631 | — | — |
| 507-333 | FARIBAULT | 9631 | — | — |
| 507-334 | FARIBAULT | 9631 | — | — |
| 507-335 | AVOCA | 1367 | — | Yes |
| 507-336 | MILROY | 1439 | — | — |
| 507-337 | MARSHALL | 4768 | — | — |
| 507-338 | FARIBAULT | 5816 | — | Yes |
| 507-339 | FARIBAULT | 6534 | — | Yes |
| 507-340 | MANKATO | 6534 | — | — |
| 507-341 | MANKATO | 6534 | — | Yes |
| 507-342 | WABASSO | 1472 | — | — |
| 507-343 | WORTHINGTN | 4768 | — | — |
| 507-344 | MANKATO | 1427 | — | — |
| 507-345 | MANKATO | 1427 | — | — |
| 507-346 | SPRING VLY | 1445 | — | Yes |
| 507-347 | HOLLAND | 1510 | — | — |
| 507-348 | JASPER | 1123 | — | — |
| 507-349 | WINONA | 5816 | 2003-11-14 | Yes |
| 507-350 | WORTHINGTN | 6701 | 2001-03-16 | Yes |
| 507-351 | MANKATO | 6701 | — | Yes |
| 507-352 | WYKOFF | 1408 | — | — |
| 507-353 | ZUMBRO FLS | 184D | 2004-05-04 | Yes |
| 507-354 | NEW ULM | 1442 | — | — |
| 507-355 | AUSTIN | 184D | — | Yes |
| 507-356 | PINEISLAND | 1454 | — | — |
| 507-357 | LE CENTER | 1367 | — | Yes |
| 507-358 | ROCHESTER | 6701 | — | Yes |
| 507-359 | NEW ULM | 1442 | — | — |
| 507-360 | WORTHINGTN | 5816 | — | — |
| 507-361 | ROCHESTER | 184D | — | — |
| 507-362 | WATERVILLE | 1367 | — | — |
| 507-363 | OWATONNA | 6701 | — | Yes |
| 507-364 | MONTGOMERY | 1367 | — | Yes |
| 507-365 | ROCK DELL | 1412 | — | — |
| 507-366 | NORTHFIELD | 184D | — | Yes |
| 507-367 | ORONOCO | 1454 | — | — |
| 507-368 | LAKEBENTON | 1654 | — | — |
| 507-369 | ALBERT LEA | 829J | — | Yes |
| 507-370 | WORTHINGTN | 6534 | — | Yes |
| 507-371 | LAKEWILSON | 4768 | — | — |
| 507-372 | WORTHINGTN | 1367 | — | — |
| 507-373 | ALBERT LEA | 9631 | — | — |
| 507-374 | DODGE CTR | 1123 | — | — |
| 507-375 | ST JAMES | 1456 | — | — |
| 507-376 | WORTHINGTN | 1367 | — | — |
| 507-377 | ALBERT LEA | 9631 | — | — |
| 507-378 | RACINE | 1408 | — | — |
| 507-379 | ALBERT LEA | 9631 | — | Yes |
| 507-380 | MANKATO | 5816 | — | — |
| 507-381 | MANKATO | 5816 | — | — |
| 507-382 | MANKATO | 6701 | — | Yes |
| 507-383 | ALBERT LEA | 5816 | — | — |
| 507-384 | FARIBAULT | 9631 | 2001-01-04 | Yes |
| 507-385 | MANKATO | 1427 | — | Yes |
| 507-386 | MANKATO | 1427 | — | — |
| 507-387 | MANKATO | 1427 | — | — |
| 507-388 | MANKATO | 1427 | — | — |
| 507-389 | MANKATO | 1427 | — | — |
| 507-390 | OWATONNA | 6534 | — | Yes |
| 507-391 | ALBERT LEA | 6534 | — | Yes |
| 507-392 | NORKRAPIDS | 1109 | — | Yes |
| 507-393 | SLAYTON | 4768 | — | — |
| 507-394 | NOLTL ROCK | 1259 | — | — |
| 507-395 | CURRIE | 4768 | — | — |
| 507-396 | AUSTIN | 829J | — | Yes |
| 507-397 | BROWNSVL | 719F | 2010-06-16 | Yes |
| 507-398 | ROCHESTER | 6701 | 2002-01-23 | Yes |
| 507-399 | FAIRMONT | 6701 | 2001-03-02 | 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.