New 510 dialing changes
Next month telephone customers in the 510 area code must dial 1 plus the area code and the number to make any call to the 510 or the new 341 area code, according to the California Public Utilities Commission.
Next month telephone customers in the 510 area code must dial 1 plus the area code and the number to make any call to the 510 or the new 341 area code, according to the California Public Utilities Commission.