| District of Washington area codes: 360 | |
|---|---|
| Country | United States |
| State/Province | Washington |
| Major City | Seattle |
| Time Zone | Pacific (UTC-08:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 360-262 | Lewis | Chehalis, WA | Qwest Corporation |
| 360-263 | Clark | La Center, WA | Lewis River Telephone Company |
| 360-264 | Thurston | Tenino, WA | Tenino Telephone Co. |
| 360-265 | Kitsap | Silverdale, WA | Cellco Partnership DBA Verizon Wireless |
| 360-266 | Lewis | Chehalis, WA | Qwest Corporation |
| 360-267 | Pacific | Grayland, WA | Frontier Communications Northwest Inc. |
| 360-268 | Grays Harbor | Westport, WA | Frontier Communications Northwest Inc. |
| 360-269 | Lewis | Chehalis, WA | New Cingular Wireless PCS |
| 360-270 | Cowlitz | Longview, WA | Sprint Spectrum L.p. |
| 360-271 | Kitsap | Silverdale, WA | Cellco Partnership DBA Verizon Wireless |
| 360-272 | King | Enumclaw, WA | Teleport Communications America |
| 360-273 | Thurston | Rochester, WA | Qwest Corporation |
| 360-274 | Cowlitz | Castle Rock, WA | Qwest Corporation |
| 360-275 | Mason | Belfair, WA | Qwest Corporation |
| 360-276 | Grays Harbor | Copalis Crossing, WA | Centurytel Of Washington DBA Centurylink |
| 360-277 | Mason | Belfair, WA | Qwest Corporation |
| 360-278 | Thurston | Tenino, WA | Tenino Telephone Co. |
| 360-279 | Island | Oak Harbor, WA | Frontier Communications Northwest Inc. |
| 360-280 | Thurston | Olympia, WA | Cellco Partnership DBA Verizon Wireless |
| 360-281 | Clark | Vancouver, WA | Sprint Spectrum L.p. |
There are 740 prefixes, In the code area, the major cities are Bellingham, WA;Bremerton, WA;Lacey, WA;Longview, W. The major city is Seattle.