Post Offices in & near De Kalb, Missouri. Operating hours, locations, phone/fax number, services information.
Post Office in De Kalb, Missouri on Main St. Operating hours, phone number, services information, and other locations.
Address: 503 Main St, De Kalb, MO 64440
Phone: 816-685-3122
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
