Laundromat Locations Ontario Coin Laundromat 1945 E Riverside Dr. Ontario CA 91761 USA 909-285-4986 0 0 The Dirty Hamper 9223 Archibald Ave. Suite K Rancho Cucamonga CA 91730 USA 0 0 Ontario Coin Laundromat 1945 E Riverside Dr. Ontario, CA 91761 909-285-4986 View Details » The Dirty Hamper 9223 Archibald Ave. Suite K Rancho Cucamonga, CA 91730 View Details »