Hours Of Operations Vanguard Systems California Westminster 92685 Vanguard Systems Hours of Operation and Location in Westminster, CA 92685 4.1 - 35 votes (714) 898-4321 Get Directions Vanguard Systems Hours Category: Electronics Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore WestminsterView More Apparel Ross Dress for LessDd's DISCOUNTSBig LotsH & MFrederick's of Hollywood Sports TargetBig 5 Sporting GoodsSkechersVansFanzz Jewelry ZalesKay JewelersClaire's OutletThings Remembered OutletCharlotte Russe Recommend For You 99 Cents Only Store A1 Liquor & Grocery All Sports Alpine Windows Amy's Hallmark Bargain Store Brothers Market Carpet, Upholstery & Air Duct Cleaners Famous Deli G & G Electric