MOUNT AYR — IA
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| WINDSTREAM IOWA COMMUNICATIONS, INC. | 1178 | 1 |
| ONVOY, LLC - IA | 221F | 1 |
| CENTURYLINK COMMUNICATIONS, LLC | 508J | 1 |
| IOWA RSA 2 LIMITED PARTNERSHIP DBA CHAT MOBILITY | 9572 | 1 |