What area code is 510 in California?
California regions with area code 510
Currently the area code 510 in the state of California is used by 33 locations:
- Alameda
- Albany
- Ashland
- Bayview
- Berkeley
- Castro Valley
- Cherryland
- Crockett
- East Richmond Heights
- El Cerrito
- El Sobrante
- Emeryville
- Fairview
- Fremont
- Hayward
- Hercules
- Kensington
- Montalvin Manor
- Newark
- North Richmond
- Oakland
- Piedmont
- Pinole
- Port Costa
- Richmond
- Rodeo
- Rollingwood
- San Leandro
- San Lorenzo
- San Pablo
- Sunol
- Tara Hills
- Union City
Is the 510 prefix always used in these locations?
These California locations always use this prefix, however, it may happen that some locations have multiple area codes.
As a general rule, smartphones automatically indicate the location when they receive a call. For example, if you receive a call with area code 510, the phone will indicate that it is a call coming from the state of California.
How do I call from abroad to a phone in a location with the 510 area code?
To call a phone to one of the locations listed above, you must dial the USA country code (+1), the dialing code 510, and the local phone number you wish to call:
+1 510 [Telephone number]
It should be remembered that making calls from abroad to a phone with a California area code will cost more than making calls within the same country. The final cost of the international call will be defined by the telephone company with which the call is made.
