United States Government--internal Revenue Service, Foster, Ottawa Madison, WV 25130 Phone : (304) 369-4915 Business Category Government Offices-Federal Government Offices & Public Schools Post Office - Ottawa 22321 Spruce River Rd Ste A Ottawa, WV 25149 Phone : (304) 369-4915 Business Category Post Offices Toll-Free           (800) ASK-USPS United States Government--postal Service, Ottawa Madison, WV 25130 Phone : (304) 369-4915 Business Category Government Offices-Federal Government Offices & Public Schools United States Government--postal Service, Other Area Post Offices, Ottawa Madison, WV 25130 Phone : (304) 369-4915 Business Category Government Offices-Federal Post Offices Government Offices & Public Schools