List of H2O Wireless Stores in La Mesa, CA Outlet Note Regular Brands H2O Wireless California La Mesa Rating 4.8 based on 100 votes Official Website https://www.h2owirelessnow.com Products Phone Plans Phones Wireless Services NameAddressPhone Name/Address/Phone H2O Wireless outlet - La Mesa 5500 Grossmont Ctr Dr Ste 1 (619) 461-1960 H2O Wireless outlet - La Mesa 7900 El Cajon Blvd (619) 337-2858 H2O Wireless outlet - La Mesa 8401 Fletcher Pkwy People Also Viewed