Post Offices in & near Willmar, Minnesota. Operating hours, locations, phone/fax number, services information.
Post Office in Willmar, Minnesota on Trott Ave SW. Operating hours, phone number, services information, and other locations.
Address: 401 Trott Ave SW, Willmar, MN 56201
Phone: 320-235-2472
Fax: 320-235-7942
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
