BARABOO — WI
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| UNITED STATES CELLULAR - WI | 6274 | 3 |
| BRIGHTSPEED OF NORTH CENTRAL WISCONSIN, LLC | 0924 | 2 |
| ONVOY, LLC - WI | 225C | 2 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | 6508 | 2 |
| BANDWIDTH.COM CLEC, LLC - WI | 007F | 1 |