Hours Of Operations Ross Stores California San Marcos Ross Stores Hours of Operation and Locations in San Marcos, CA 4.8 - 230 votes 1 Locations in San Marcos www.rossstores.com Ross Stores Hours Category: Grocery & Market Ross Stores - San Marcos, CA 92078 181 S Las Posas Rd(760) 736-8192 View Store Details Explore San MarcosView More Apparel CostcoMarshallsRoss Dress for LessDd's DISCOUNTSCarhartt Sports CostcoLA FitnessSport ChaletColemanJazzercise Jewelry CostcoMarshallsKohl's OutletChico'sGoldmax Recommend For You Yankee Candle New York & Company Dickies Merrell Sleep Number Dd's DISCOUNTS Warehouse Shoe Sale Linens N Things Grainger Movado