Capitol Post Office

1233 Marion St Columbia, SC 29201
Phone: 803-733-4730

Parking: Street Parking
Post Office Lobby Hours
Monday 6:00am - 11:00pm
Tuesday 6:00am - 11:00pm
Wednesday 6:00am - 11:00pm
Thursday 6:00am - 11:00pm
Friday 6:00am - 11:00pm
Saturday 9:00am - 11:00pm
Sunday 9:00am - 11:00pm


Capitol Post Office is a United States Postal Service (USPS) facility in Columbia, SC. This post office offers a full array of services, including package delivery and first class mail.


Business Reply Mail® Account Balance
Business Reply Mail New Permit
Bulk Mail New Permit
Bulk Mail Acceptance
Bulk Mail Account Balance
Duck Stamps
Global Express Guranteed®
Money Orders (Domestic)
Money Orders (Inquiry)
Money Orders (International)
Pickup Hold Mail
Pickup Accountable Mail
Pickup Notice Left Mail
PO Boxes
Sure Money

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