Belfast Town Of--post Office Belfast, TN 37019 Phone : (931) 276-2263 Business Category Government Offices-Federal Post Offices Government Offices & Public Schools Post Office - Belfast 2235 Fayetteville Hwy Belfast, TN 37019 Phone : (931) 276-2263 Business Category Post Offices Toll-Free           (800) ASK-USPS United States Government Department Of--postal Service, Post Offices, Belfast(37019) 2235 Fayetteville Hwy Belfast, TN 37019 Phone : (931) 276-2263 Business Category Government Offices-Federal Post Offices Government Offices & Public Schools