United States Government--postal Service U S, Joyce Office 50883 Highway 112 Joyce, WA 98343 Phone : (360) 928-3086 Business Category Government Offices & Public Schools Post Office - Joyce 50883 Highway 112 Joyce, WA 98343 Phone : (360) 928-3086 Post Office - Joyce Business Category Post Offices Toll-Free           (800) ASK-USPS