Hours Of Operations SIMPLE Mobile California Fontana 92335 SIMPLE Mobile Hours of Operation and Location in Fontana, CA 92335 4.8 - 76 votes Stater Bros #005 8228 Sierra Ave, Fontana, CA 92335 (909) 822-9752 Get Directions SIMPLE Mobile 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 H2O Wireless Metro PCS Bath & Body Works Verizon Wireless Big 5 Sporting Goods Dollar Store 99 Cents Only Stores Ross Stores Dd's DISCOUNTS Cosmo Prof