RENTON — WA
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| QWEST CORPORATION | 9638 | 18 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | 8 |
| LEVEL 3 COMMUNICATIONS, LLC - WA | 6121 | 6 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - WA | 7146 | 6 |
| ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7173 | 4 |