Hours Of Operations Mattress Warehouse California Simi Valley 93065 Mattress Warehouse Hours of Operation and Location in Simi Valley, CA 93065 4.2 - 15 votes 1677 E Los Angeles Ave, Simi Valley, CA 93065 (805) 522-2220 Get Directions Mattress Warehouse Hours Category: Home & Garden Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore Simi ValleyView More Apparel CostcoRoss Dress for LessColdwater CreekBig LotsH & M Sports CostcoTargetBig 5 Sporting GoodsColemanRoxy Jewelry CostcoZalesKohl's OutletChico'sAvon Recommend For You Omega Pavilions Bob's Stores Carpet One Herbalife Aldo Fresh & Easy Hanes Pet Depot Carter's