Potlatch No1 Federal Credit Union Address: 306 5th St, Clarkston, WA 99403 Phone: (509) 758-8720 Hours: Mon: 9am-7pm Tue: 9am-7pm Wed: 9am-7pm Thu: 9am-7pm Fri: 9am-7pm Sat: 9am-7pm Banks, Credit Unions Other Businesses: Banner Bank at 749 6th St, Clarkston, WA 99403 US Bank at 615 6th St, Clarkston, WA 99403 Twin River National Bank at 900 5th St, Clarkston, WA 99403 Washington Federal at 748 6th St, Clarkston, WA 99403 Umpqua Bank at 303 Diagonal St, Clarkston, WA 99403