| District of California area codes: 707 | |
|---|---|
| Country | United States |
| State/Province | California |
| Major City | Santa Rosa |
| Time Zone | Pacific (UTC-08:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 707-798 | Humboldt | Eureka, CA | Cebridge Telecom Ca DBA Suddenlink Comms |
| 707-799 | Sonoma | Santa Rosa, CA | New Cingular Wireless PCS |
| 707-800 | Sonoma | Santa Rosa, CA | Cf Communications DBA Telekenex |
| 707-803 | Solano | Fairfield, CA | T-mobile Usa |
| 707-808 | Sonoma | Santa Rosa, CA | Pacific Bell |
| 707-809 | Lake | Middletown, CA | O1 Communications |
| 707-812 | Napa | Napa, CA | T-mobile Usa |
| 707-813 | Mendocino | Fort Bragg, CA | New Cingular Wireless PCS |
| 707-814 | Sonoma | Geyserville, CA | Teleport Communications Group - San Francisco |
| 707-815 | Napa | Napa, CA | Cellco Partnership DBA Verizon Wireless |
| 707-816 | Solano | Fairfield, CA | Sprint Spectrum L.p. |
| 707-817 | Sonoma | Santa Rosa, CA | Pacific Bell |
| 707-820 | Sonoma | Forestville, CA | Teleport Communications Group - San Francisco |
| 707-821 | Sonoma | Santa Rosa, CA | Usa Mobility Wireless |
| 707-822 | Humboldt | Arcata, CA | Pacific Bell |
| 707-823 | Sonoma | Sebastopol, CA | Pacific Bell |
| 707-824 | Sonoma | Sebastopol, CA | Pacific Bell |
| 707-825 | Humboldt | Arcata, CA | Pacific Bell |
| 707-826 | Humboldt | Arcata, CA | Pacific Bell |
| 707-827 | Sonoma | Sebastopol, CA | Pacific Bell |
There are 677 prefixes, In the code area, the major cities are Benicia, CA;Eureka, CA;Fairfield, CA;Napa, CA;Peta. The major city is Santa Rosa.