Mechanicville Post Office

Post office

18 South Main Street, Mechanicville, NY 12118

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 Mechanicville Facilities in New York

Mechanicville Post Office accepts new U.S. passport applications in person in Mechanicville, NY. First-time and child visits are booked on the USPS scheduler. Search ZIP 12118. How to apply · How to renew