Laundromats in O'Fallon, MO
3 laundromats in and around O'Fallon, Missouri — check the last-wash time before you set out — most attended stores stop new loads 60–90 minutes before closing, and card-only stores keep no change machine on site.
Highlander Laundry and Cleaners Card / app payWash & foldPickup & delivery
328 Sonderen St, O'Fallon, MO 63366-2629
KT Laundry Card / app payWash & foldPickup & deliveryLarge machines
127 OFallon Plz, O'Fallon, MO 63366-2651
Tip: weekday mornings are the quiet hours — evenings and Sunday afternoons are when every machine is taken. If you have a comforter or sleeping bag, look for a store with 40–80 lb front loaders; a home-size washer will not clean it.