Post Offices in & near Merwin, Missouri. Operating hours, locations, phone/fax number, services information.
Post Office in Amsterdam, Missouri on NW Main St. Operating hours, phone number, services information, and other locations.
Address: 13151 NW Main St, Amsterdam, MO 64723
Phone: 660-267-3228
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
