Columbia Main Post Office

Post office

1601 Assembly St, Columbia, SC 29201

Hours are not published. Call before you go.

Hours and addresses come from the State Department listing, updated November 2, 2026.

Book at USPS Directions Facilities in Columbia Facilities in South Carolina

Columbia Main Post Office accepts new U.S. passport applications in person in Columbia, SC. First-time and child visits are booked on the USPS scheduler. Search ZIP 29201. How to apply · How to renew

Other facilities in Columbia

Sandhills Post Office Usc Postal Services Usc Student Mail Center