Post Office - Gifford 3379 Highway 25 S Gifford, WA 99131 Phone : (509) 722-6257 Post Office - Gifford Business Category Post Offices Toll-Free           (800) ASK-USPS Fax           (509) 260-5199 United States Government--u.s. Postal Service, Gifford Hunters, WA 99137 Phone : (509) 722-6257 Business Category Government Offices-Federal Government Offices & Public Schools