DENISON — IA
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | 6570 | 3 |
| FRONTIER COMMUNICATIONS OF IOWA, INC. | 1127 | 2 |
| BTC, INC. - IA | 156C | 1 |
| AERIAL COMMUNICATIONS, INC. | 6701 | 1 |
Data last updated: June 25, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | 6570 | 3 |
| FRONTIER COMMUNICATIONS OF IOWA, INC. | 1127 | 2 |
| BTC, INC. - IA | 156C | 1 |
| AERIAL COMMUNICATIONS, INC. | 6701 | 1 |