U S Government--post Offices, Pottersville 141 State Route K West Plains, MO 65775 Phone : (417) 256-4512 Business Category Government Offices-Federal Post Offices Government Offices & Public Schools Post Office - Pottersville 141 State Route K Pottersville, MO 65790 Phone : (417) 256-4512 Business Category Post Offices Toll-Free           (800) ASK-USPS