| 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 |
|---|---|---|---|
| 360-975 | Clark | Vancouver, WA | New Cingular Wireless PCS |
| 360-977 | Clark | Vancouver, WA | Cellco Partnership DBA Verizon Wireless |
| 360-978 | Lewis | Onalaska, WA | Mcdaniel Telephone Co. |
| 360-979 | Kitsap | Silverdale, WA | Cellco Partnership DBA Verizon Wireless |
| 360-980 | Clark | Vancouver, WA | Cellco Partnership DBA Verizon Wireless |
| 360-981 | Kitsap | Silverdale, WA | New Cingular Wireless PCS |
| 360-982 | Skagit | Sedro Woolley, WA | Sprint Spectrum L.p. |
| 360-983 | Lewis | Mossyrock, WA | Mcdaniel Telephone Co. |
| 360-984 | Clark | Vancouver, WA | New Cingular Wireless PCS |
| 360-985 | Lewis | Salkum, WA | Mcdaniel Telephone Co. |
| 360-987 | Grays Harbor | Copalis Crossing, WA | Centurytel Of Washington DBA Centurylink |
| 360-988 | Whatcom | Sumas, WA | Frontier Communications Northwest Inc. |
| 360-989 | Clark | Vancouver, WA | Cellco Partnership DBA Verizon Wireless |
| 360-990 | Kitsap | Bremerton, WA | T-mobile Usa |
| 360-991 | Clark | Vancouver, WA | Sprint Spectrum L.p. |
| 360-992 | Clark | Vancouver, WA | Qwest Corporation |
| 360-993 | Clark | Vancouver, WA | Qwest Corporation |
| 360-994 | Kitsap | Poulsbo, WA | Teleport Communications America |
| 360-996 | Lewis | Chehalis, WA | United States Cellular Corp. - Washington |
| 360-555 | Used in movie | Longview, WA | Used in movie |
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.