TOMAHAWK — WI
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| FRONTIER NORTH INC. - WI | 0886 | 2 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | 6508 | 2 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 1 |
| METRO SOUTHWEST PCS, LLP | 9759 | 1 |