LEAVENWTH — KS
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| SOUTHWESTERN BELL | 9533 | 11 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 5 |
| METROPCS, INC. | 5562 | 2 |
| TWC IP ENABLED SERVICES, LLC | 793K | 2 |
| LEVEL 3 COMMUNICATIONS, LLC - KS | 2240 | 1 |