Buffalo Post Office Main Office Window

Post office

1200 William Street, Buffalo, NY 14240

Hours are not published. Call before you go.

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

Book at USPS Directions Facilities in Buffalo Facilities in New York

Buffalo Post Office Main Office Window accepts new U.S. passport applications in person in Buffalo, NY. First-time and child visits are booked on the USPS scheduler. Search ZIP 14240. How to apply · How to renew

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