Telephone Area 510. Page 8.
Prefix: +1510
This prefix is distributed within the state California
The largest city in the region is Oakland
Time Zone: Pacific
Winter time: UTC-8
Summer time: UTC-7
Below on the map, there is indicated the largest city in the telephone area +1-510-...-.... California Oakland.
Phone numbers +1-510-YYY-YYYY
| Company | District | Major City | Prefix |
|---|---|---|---|
| New Cingular Wireless PCS | Alameda | Oakland, CA | +1-510928-SSSS |
| Usa Mobility Wireless | Alameda | Oakland, CA | +1-510929-SSSS |
| O1 Communications | Alameda | Hayward, CA | +1-510931-SSSS |
| Sprint Spectrum L.p. | San Francisco | San Francisco, CA | +1-510932-SSSS |
| U.s. Telepacific Corp. | Santa Clara | San Jose, CA | +1-510933-SSSS |
| Pacific Bell | Alameda | Fremont, CA | +1-510936-SSSS |
| Metro PCS | Alameda | Fremont, CA | +1-510938-SSSS |
| Mpower Communications Corp | Alameda | Hayward, CA | +1-510940-SSSS |
| Tw Telecom Of California Lp | Alameda | Fremont, CA | +1-510943-SSSS |
| Xo California | Contra Costa | Hercules, CA | +1-510948-SSSS |
| Nextel Communications | Alameda | Union City, CA | +1-510952-SSSS |
| Allegiance Telecom | San Francisco | San Francisco, CA | +1-510957-SSSS |
| Level 3 Communications | Alameda | Hayward, CA | +1-510962-SSSS |
| Pacific Bell | Contra Costa | El Sobrante, CA | +1-510964-SSSS |
| Pacific Bell | Contra Costa | Richmond, CA | +1-510965-SSSS |
| American Messaging Services | Alameda | Union City, CA | +1-510966-SSSS |
| Sprint Spectrum L.p. | San Francisco | San Francisco, CA | +1-510967-SSSS |
| Cook Telecom | Alameda | Fremont, CA | +1-510968-SSSS |
| Tw Telecom Of California Lp | Alameda | Oakland, CA | +1-510969-SSSS |
| Pacific Bell | Contra Costa | Richmond, CA | +1-510970-SSSS |
| Comcast Phone Of California | Alameda | Union City, CA | +1-510972-SSSS |
| North County Communications Corp. | +1-510976-SSSS | ||
| American Messaging Services | Alameda | Fremont, CA | +1-510977-SSSS |
| Level 3 Communications | Alameda | Oakland, CA | +1-510978-SSSS |
| Pacific Bell | Alameda | Fremont, CA | +1-510979-SSSS |
| Usa Mobility Wireless | Alameda | Oakland, CA | +1-510980-SSSS |
| Pacific Bell | Alameda | Berkeley, CA | +1-510981-SSSS |
| Mci Worldcom Communications, Ca | San Francisco | San Francisco, CA | +1-510982-SSSS |
| Level 3 Communications | Alameda | Oakland, CA | +1-510984-SSSS |
| Pacific Bell | Alameda | Oakland, CA | +1-510985-SSSS |
| Pacific Bell | Alameda | Oakland, CA | +1-510986-SSSS |
| Pacific Bell | Alameda | Oakland, CA | +1-510987-SSSS |
| Pac - West Telecomm | Alameda | Union City, CA | +1-510991-SSSS |
| Pac - West Telecomm | Alameda | Oakland, CA | +1-510992-SSSS |
| American Messaging Services | Alameda | Fremont, CA | +1-510994-SSSS |
| U.s. Telepacific Corp. | Alameda | Oakland, CA | +1-510995-SSSS |
| Global Crossing Local Services-ca | Alameda | Fremont, CA | +1-510996-SSSS |
| American Messaging Services | Alameda | Oakland, CA | +1-510997-SSSS |
| Cf Communications DBA Telekenex | Alameda | Hayward, CA | +1-510999-SSSS |
