CARROLL — IA
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | 6570 | 2 |
| QWEST CORPORATION | 9631 | 2 |
| BTC, INC. - IA | 156C | 1 |
| EDGETEL, LLC | 179J | 1 |
| HD CARRIER LLC | 321J | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | 6570 | 2 |
| QWEST CORPORATION | 9631 | 2 |
| BTC, INC. - IA | 156C | 1 |
| EDGETEL, LLC | 179J | 1 |
| HD CARRIER LLC | 321J | 1 |