District of California area codes: 510 | |
---|---|
Country | United States |
State/Province | California |
Major City | San Jose |
Time Zone | Pacific (UTC-08:00) |
Prefix | County | Primary City | Company |
---|---|---|---|
510-987 | Alameda | Oakland, CA | Pacific Bell |
510-990 | San Francisco | San Francisco, CA | Cf Communications DBA Telekenex |
510-991 | Alameda | Union City, CA | Pac - West Telecomm |
510-992 | Alameda | Oakland, CA | Pac - West Telecomm |
510-995 | Alameda | Oakland, CA | U.s. Telepacific Corp. |
510-996 | Alameda | Fremont, CA | Global Crossing Local Services-ca |
510-997 | Alameda | Oakland, CA | American Messaging Services |
510-999 | Alameda | Hayward, CA | Cf Communications DBA Telekenex |
510-555 | Used in movie | Hayward, CA | Used in movie |
There are 689 prefixes, In the code area, the major cities are Alameda, CA;Berkeley, CA;Castro Valley, CA;El Cerr. The major city is San Jose.