Hours Of Operations H2O Wireless California Fontana 92337 H2O Wireless Hours of Operation and Location in Fontana, CA 92337 4.7 - 138 votes 16964 Slover Ave, Fontana, CA 92337 (909) 356-4242 Get Directions H2O Wireless Hours Category: Electronics Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore FontanaView More Apparel CostcoMarshallsTJ MaxxRoss Dress for LessDd's DISCOUNTS Sports CostcoTargetSports AuthorityNew BalanceBig 5 Sporting Goods Jewelry CostcoMarshallsKohl's OutletChico'sAvon Recommend For You Metro PCS Bath & Body Works Verizon Wireless Big 5 Sporting Goods Dollar Store 99 Cents Only Stores Ross Stores Dd's DISCOUNTS Cosmo Prof ADT