United States Government--postal Service, Kincaid Kincaid Oak Hill, WV 25901 Phone : (304) 465-8367 Business Category Government Offices-Federal Government Offices & Public Schools Post Office - Kincaid Wv Route 61 Kincaid, WV 25119 Phone : (304) 465-8367 Business Category Post Offices Toll-Free           (800) ASK-USPS