U S Government--post Office, Chamois Chamois, MO 65024 Phone : (573) 763-5377 Business Category Post Offices Government Offices & Public Schools Post Office - Chamois 102 Main St Chamois, MO 65024 Phone : (573) 763-5377 Business Category Post Offices Toll-Free           (800) ASK-USPS United States Government--chamois Chamois, MO 65024 Phone : (573) 763-5377 Business Category Government Offices-Federal Government Offices & Public Schools