IOWA FALLS — IA
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| VONAGE AMERICA LLC | 197D | 1 |
| ONVOY, LLC - IA | 221F | 1 |
| IP HORIZON LLC | 515J | 1 |
| UNITED STATES CELLULAR - IA | 6266 | 1 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | 6570 | 1 |