Effingham Post Office

Post office

5913 S. Irby Street, Effingham, SC 29451

(843) 662-5854

Appointment Only: (843)662-5854

Appointment required

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

Book at USPS Directions Facilities in Effingham Facilities in South Carolina

Effingham Post Office accepts new U.S. passport applications in person in Effingham, SC. First-time and child visits are booked on the USPS scheduler. Search ZIP 29451. How to apply · How to renew