Do the machines take credit cards, or coins only?

Coins only. The mini mart in Warrenton accepts credit cards for washing/drying.

Quarters but there is a quarter machine, a bank with atm next door and a fred meyers behind it.

Coins only, quarter machine available,ATM close by

It's clean, it's quick ,and open early

Credit cards cannot be used, however, it only costs $2 for a 1 load hot wash. Drying is about a quarter for 7 minutes. The establishment is clean and very close to Fred Meyers, a car dealership, DQ and a patio BBQ furniture store. Hot loads take anout 28 minutes if on heavy hot wash.

Coins only, fred meyer right next to it has an atm