| District of Washington area codes: 425 | |
|---|---|
| Country | United States |
| State/Province | Washington |
| Major City | Seattle |
| Time Zone | Pacific |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 425-224 | Snohomish | Silver Lake, WA | Integra Telecom Of Washington |
| 425-225 | Snohomish | Silver Lake, WA | Tw Telecom Of Washington LLC |
| 425-226 | King | Renton, WA | Qwest Corporation |
| 425-227 | King | Renton, WA | Qwest Corporation |
| 425-228 | King | Renton, WA | Qwest Corporation |
| 425-229 | T-mobile Usa | ||
| 425-231 | Snohomish | Everett, WA | Cellco Partnership DBA Verizon Wireless |
| 425-232 | Snohomish | Everett, WA | T-mobile Usa |
| 425-233 | King | Tukwila, WA | Electric Lightwave DBA Integra Telecom |
| 425-234 | King | Renton, WA | Qwest Corporation |
| 425-235 | King | Renton, WA | Qwest Corporation |
| 425-237 | King | Renton, WA | Teleport Communications America |
| 425-238 | Snohomish | Everett, WA | Cellco Partnership DBA Verizon Wireless |
| 425-239 | Snohomish | Everett, WA | New Cingular Wireless PCS |
| 425-241 | King | Bellevue, WA | New Cingular Wireless PCS |
| 425-242 | King | Kirkland, WA | AT&T Local |
| 425-243 | King | Seattle, WA | International Telcom, Ltd. |
| 425-244 | Snohomish | Everett, WA | Sprint Spectrum L.p. |
| 425-245 | King | Seattle, WA | Mcimetro Access Transmission Services LLC |
| 425-246 | King | Bellevue, WA | T-mobile Usa |
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.