415 mission street san francisco - MARKETING
415/628 Area Code 415/628 Area Code On , the California Public Utilities Commission (CPUC) approved an overlay in Decision 13-12-055 to accommodate the need for additional telephone numbers in the 415...
May 28, 2026
415/628 Area Code 415/628 Area Code On , the California Public Utilities Commission (CPUC) approved an overlay in Decision 13-12-055 to accommodate the need for additional telephone numbers in the 415 area code region. On , the overlay became effective and the new 628 area code was overlaid onto the 415 area code.