Posted on December 31, 2018 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 2350 Madison Ave, Illinois 62040-9998 Phone Number 9037567224 Fax Number 6188770700 Website http://www.usps.com CategoriesPost Offices Post navigationPrevious post: Resort Real Estate IncNext post: Allied 1 Resources Inc