Post Office - Pinola 2267 Simpson Highway 28 W Pinola, MS 39149 Phone : (601) 847-4872 Business Category Post Offices Toll-Free           (800) ASK-USPS Fax           (601) 351-7510 U S Government--post Office, Pinola Highway 28 Mendenhall, MS 39114 Phone : (601) 847-4872 Business Category Post Offices Government Offices & Public Schools