Sleep Number San Dimas 11am-7pm 11am-7pm 11am-7pm 11am-7pm 11am-7pm 11am-7pm 11am-7pm462 N Lone Hill Ave San Dimas, CA 91773 USIn the Costco Shopping Centerphone(909) 599-3366(909) 599-3366Text StoreEmail UsGet DirectionsView Store Details