Hour Laundromat. Completely renovated commercial grade laundry equipment. Coin operated machines. • 10 top load washers $ • lb. extractors. We are a self service coin laundry open 24 hours a day so you can wash and dry when you want. Partial Data by Infogroup (c) All rights reserved. Starting a coin-operated laundry might be your ticket to laundries in and around Iowa City, Iowa, keeps his stores open 24 hours per day. You might want 24 hour coin operated laundry check a few more things. These additional services demand little increase in overhead because the rent is already paid for. However, you do need to check on how new the machines are. Because newer laundries are bigger than in the past -- often 3, or 4, square feet -- overhead is higher, and owners are looking for ways to cover the cost. According to a survey from the Coin Laundry Association, more than half of coin laundries offer wash-and-fold.