United States Government--internal Revenue Service, Foster, Ridgeview Costa, WV 25051 Phone : (304) 836-8119 Business Category Government Offices-Federal Government Offices & Public Schools United States Government--postal Service, Ridgewiew Costa, WV 25051 Phone : (304) 836-8119 Business Category Government Offices-Federal Government Offices & Public Schools United States Government--postal Service, Other Area Post Offices Ridgeview, WV 25169 Phone : (304) 836-8119 Business Category Government Offices-Federal Post Offices Government Offices & Public Schools Post Office - Ridgeview 56 Ridgeview Hollow Rd Ridgeview, WV 25169 Phone : (304) 836-8119 Business Category Post Offices Toll-Free           (800) ASK-USPS