Posted on January 1, 2019 April 7, 2019 by WebsiteYellowPages.com US Post Office 1 2 3 4 50.000 CategoriesPost Offices LocationsIllinois Bookmark Contact Information Business Name US Post Office Address 55 S Main St, Illinois 62694-1224 Phone Number 4346561435 Fax Number 2177423857 Website http://www.usps.com CategoriesPost Offices Post navigationPrevious post: Advantage Electrical Supply; IncNext post: InstantStartup.Com