ROCKWELLCY — IA
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH | 1167 | 2 |
| ONVOY, LLC - IA | 221F | 1 |
| ONVOY SPECTRUM, LLC | 624H | 1 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | 6570 | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH | 1167 | 2 |
| ONVOY, LLC - IA | 221F | 1 |
| ONVOY SPECTRUM, LLC | 624H | 1 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | 6570 | 1 |