PEWAUKEE — WI
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| WISCONSIN BELL INC | 9327 | 2 |
| BANDWIDTH.COM CLEC, LLC - WI | 007F | 1 |
| TDS METROCOM, LLC | 520K | 1 |
| TELEPORT COMMUNICATIONS AMERICA, LLC WI | 7216 | 1 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | 1 |