Post Office - Sta #4 Columbia 1200 E Broadway Columbia, MO 65215 Phone : (573) 442-2211 Business Category Post Offices Toll-Free           (800) ASK-USPS Stephens College 1200 E Broadway Columbia, MO 65201 Phone : (573) 442-2211 Business Category Schools-Universities & Colleges Schools Libraries Schools-Preschools Schools-Private & Parochial Schools-Universities-Private & Parochial Government Offices & Public Schools