SPENCER — IA
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | 6570 | 3 |
| UNITED STATES CELLULAR - IA | 6266 | 2 |
| QWEST CORPORATION | 9631 | 2 |
| SPENCER MUNICIPAL COMMUNICATION UTILITY | 3390 | 1 |
| AUREON COMMUNICATIONS, LLC | 444G | 1 |