SERGENTBLF — IA
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| NORTHWEST IOWA TELEPHONE, LLC | 1260 | 11 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - IA | 9877 | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| NORTHWEST IOWA TELEPHONE, LLC | 1260 | 11 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - IA | 9877 | 1 |