(510) 928-80##
510 Area Code in California Start With 928
Enter the last 2 digits to find that number inAlameda, California.
Information for Area Code 510
Country: United States
State: California
Cities in Area: Alameda, Berkeley, Castro Valley, El Cerrito, Fremont, Hayward, Newark, Oakland, Richmond, San Leandro, San Lorenzo, San Pablo, Union City
Where is Area Code 510?
Area code (510) is in the state ofCalifornia, and there are13 cities in this area code.