List of AT&T Stores in Fullerton, CA Outlet Note Regular Brands AT&T California Fullerton Rating 4.6 based on 90 votes Official Outlet www.att.com/shop Official Website http://www.att.com/ Products Cell Phones Phones Internet Prepaid Plans Wireless Plans Smartphones Prepaid Phones Wireless Internet Wireless Phones Home Internet NameAddressPhone Name/Address/Phone AT&T outlet - Fullerton 1345 S Harbor Blvd (714) 870-9912 People Also Viewed