Hours Of Operations Expo Design Center California Ontario 91761 Expo Design Center Hours of Operation and Location in Ontario, CA 91761 4.3 - 78 votes 4015 E Guasti Rd, Ontario, CA 91761 (909) 390-3775 Get Directions Expo Design Center Hours Category: Home & Garden Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore OntarioView More Apparel Sam's ClubMarshallsRoss Dress for LessDd's DISCOUNTSBurlington Coat Factory Sports TargetSports AuthorityNew BalanceNikeSport Chalet Jewelry Sam's ClubMarshallsBurlington Coat FactorySaks Fifth AvenueKohl's Outlet Recommend For You Fletcher Garage Doors G & G Electric Grainger Industrial Supply Grove Market J & C Market J & J Food Market Kids Footlocker Life Style Lowe's Home Improvement Michele & Company