Post Offices in & near Summit, Illinois. Operating hours, locations, phone/fax number, services information.
Dutch Hollow Post Office in Belleville, Illinois on Mount Pleasant Ln. Operating hours, phone number, services information, and other locations.
Address: 5731 Mount Pleasant Ln, Belleville, IL 62223
Phone: 618-397-6616
Fax: 618-397-7468
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
