Siloam Springs Post Office

Post office

828 S. Carl St., Siloam Springs, AR 72761

(479) 524-3431

By appointment.Please call (479)524-3431.

Appointment required

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

Book at USPS Directions Facilities in Siloam Springs Facilities in Arkansas

Siloam Springs Post Office accepts new U.S. passport applications in person in Siloam Springs, AR. First-time and child visits are booked on the USPS scheduler. Search ZIP 72761. How to apply · How to renew