Post Office - Oakesdale 106 W Steptoe Ave Oakesdale, WA 99158 Phone : (509) 285-4675 Post Office - Oakesdale Business Category Post Offices Toll-Free           (800) ASK-USPS United States Government--postal Service, Post Offices, Oakesdale Oakesdale, WA 99158 Phone : (509) 285-4675 Business Category Government Offices-Federal Post Offices Government Offices & Public Schools