North Richmond, California Area Code
North Richmond, CA is officially utilizing an area code overlay in which area codes 510 and 341 serve the same geographic area. Ten digit dialing (area code + seven digit number) is necessary.
In addition to North Richmond, CA area code information read more about area codes 510 and 341 details and California area codes.
North Richmond, CA is located in Contra Costa County and observes the Pacific Time Zone. View our Times by Area Code tool.
Select Any California City or Town Alphabetically
Area Codes Look Up By State and City
Area Codes Look Up in Surrounding Places
