MAYVILLE — WI
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | 6508 | 3 |
| TELEPORT COMMUNICATIONS AMERICA, LLC WI | 7216 | 1 |
| WISCONSIN BELL INC | 9327 | 1 |
Data last updated: June 25, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | 6508 | 3 |
| TELEPORT COMMUNICATIONS AMERICA, LLC WI | 7216 | 1 |
| WISCONSIN BELL INC | 9327 | 1 |