| District of Washington area codes: 425 | |
|---|---|
| Country | United States |
| State/Province | Washington |
| Major City | Seattle |
| Time Zone | Pacific |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 425-312 | Snohomish | Everett, WA | World Communications |
| 425-313 | King | Issaquah, WA | Qwest Corporation |
| 425-314 | Snohomish | Everett, WA | New Cingular Wireless PCS |
| 425-315 | Snohomish | Everett, WA | Frontier Communications Northwest Inc. |
| 425-316 | Snohomish | Silver Lake, WA | Frontier Communications Northwest Inc. |
| 425-317 | Snohomish | Everett, WA | Frontier Communications Northwest Inc. |
| 425-318 | King | Seattle, WA | Level 3 Communications |
| 425-319 | Snohomish | Everett, WA | T-mobile Usa |
| 425-320 | Snohomish | Everett, WA | AT&T Local |
| 425-321 | Snohomish | Silver Lake, WA | Level 3 Communications |
| 425-322 | Snohomish | Everett, WA | Xo Washington |
| 425-323 | King | Issaquah, WA | Usa Mobility Wireless |
| 425-324 | King | Tukwila, WA | New Cingular Wireless PCS |
| 425-325 | King | Bellevue, WA | Usa Mobility Wireless |
| 425-326 | King | Tukwila, WA | T-mobile Usa |
| 425-327 | Snohomish | Everett, WA | Cellco Partnership DBA Verizon Wireless |
| 425-328 | Snohomish | Everett, WA | Sprint Spectrum L.p. |
| 425-329 | Snohomish | Mountlake Terrace, WA | Xo Washington |
| 425-330 | Snohomish | Everett, WA | Cellco Partnership DBA Verizon Wireless |
| 425-332 | Snohomish | Silver Lake, WA | Mcimetro Access Transmission Services LLC |
There are 509 prefixes, In the code area, the major cities are Bellevue, WA;Bothell, WA;Cascade-fairwood, WA;Cott. The major city is Seattle.