CLARKSTON — WA
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | 3 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA | 5812 | 2 |
| T-MOBILE USA, INC. | 6529 | 2 |
| QWEST CORPORATION | 9638 | 2 |
| TELNYX LLC | 073H | 1 |