FRONTIER NORTH INC. - WI
55 prefixes in 715 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 715-221 | MARSHFIELD | 0886 | — | — |
| 715-223 | COLBY | 0886 | — | Yes |
| 715-224 | TOMAHAWK | 0886 | — | Yes |
| 715-229 | OWEN | 0886 | — | Yes |
| 715-241 | WAUSAU | 0886 | — | Yes |
| 715-255 | LOYAL | 0886 | — | Yes |
| 715-257 | ATHENS | 0886 | — | Yes |
| 715-261 | WAUSAU | 0886 | — | — |
| 715-337 | EAGLERIVER | 0886 | 2001-06-12 | Yes |
| 715-348 | WAUSAU | 0886 | — | Yes |
| 715-352 | EDGAR | 0886 | — | Yes |
| 715-355 | WAUSAU | 0886 | — | — |
| 715-356 | MINOCQUA | 0886 | — | — |
| 715-358 | MINOCQUA | 0886 | — | Yes |
| 715-359 | WAUSAU | 0886 | — | — |
| 715-368 | SPENCER | 0886 | 2001-06-08 | Yes |
| 715-383 | MARSHFIELD | 0886 | — | Yes |
| 715-384 | MARSHFIELD | 0886 | — | — |
| 715-387 | MARSHFIELD | 0886 | — | — |
| 715-388 | LCDFLAMBEU | 0886 | 2001-06-08 | Yes |
| 715-389 | MARSHFIELD | 0886 | — | — |
| 715-391 | STRATFORD | 0886 | 2001-06-08 | Yes |
| 715-393 | WAUSAU | 0886 | 2001-06-08 | Yes |
| 715-396 | OWEN | 0886 | 2001-06-08 | Yes |
| 715-443 | MARATHON | 0886 | — | Yes |
| 715-446 | HATLEY | 0886 | — | Yes |
| 715-449 | BIRNAMWOOD | 0886 | — | Yes |
| 715-453 | TOMAHAWK | 0886 | — | — |
| 715-477 | EAGLERIVER | 0886 | — | Yes |
| 715-479 | EAGLERIVER | 0886 | — | — |
| 715-484 | PICKEREL | 0886 | — | Yes |
| 715-486 | MARSHFIELD | 0886 | — | Yes |
| 715-489 | MATTOON | 0886 | — | Yes |
| 715-536 | MERRILL | 0886 | — | — |
| 715-539 | MERRILL | 0886 | — | Yes |
| 715-542 | SAYNER | 0886 | — | Yes |
| 715-545 | PHELPS | 0886 | — | Yes |
| 715-546 | THREELAKES | 0886 | — | Yes |
| 715-547 | LANDOLAKES | 0886 | — | Yes |
| 715-588 | LCDFLAMBEU | 0886 | — | Yes |
| 715-623 | ANTIGO | 0886 | — | — |
| 715-627 | ANTIGO | 0886 | — | Yes |
| 715-659 | SPENCER | 0886 | — | Yes |
| 715-675 | WAUSAU | 0886 | — | — |
| 715-679 | WAUSAU | 0886 | — | Yes |
| 715-687 | STRATFORD | 0886 | — | Yes |
| 715-841 | WAUSAU | 0886 | — | Yes |
| 715-842 | WAUSAU | 0886 | — | — |
| 715-843 | WAUSAU | 0886 | — | — |
| 715-845 | WAUSAU | 0886 | — | — |
| 715-847 | WAUSAU | 0886 | — | — |
| 715-848 | WAUSAU | 0886 | — | — |
| 715-849 | WAUSAU | 0886 | — | — |
| 715-870 | WAUSAU | 0886 | 2006-02-09 | Yes |
| 715-882 | WHITE LAKE | 0886 | — | 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.