Bay St Louis Main Office

Post office

1200 Hwy 90, Bay St Louis, MS 39520

By appointment only. Please call (228)467-7720.

Appointment required

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

Book at USPS Directions Facilities in Bay St Louis Facilities in Mississippi

Bay St Louis Main Office accepts new U.S. passport applications in person in Bay St Louis, MS. First-time and child visits are booked on the USPS scheduler. Search ZIP 39520. How to apply · How to renew

Other facilities in Bay St Louis

Hancock County Chancery Clerk