Signal Mountain Post Office

Post office

1155 Ridgeway Ave, Signal Mountain, TN 37377

Appointments are required.

Appointment required

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

Book at USPS Directions Facilities in Signal Mountain Facilities in Tennessee

Signal Mountain Post Office accepts new U.S. passport applications in person in Signal Mountain, TN. First-time and child visits are booked on the USPS scheduler. Search ZIP 37377. How to apply · How to renew