Posted on January 1, 2019 April 7, 2019 by WebsiteYellowPages.com Illinois High School Assn 1 2 3 4 50.000 CategoriesNon-Profit Organizations LocationsIllinois Bookmark Contact Information Business Name Illinois High School Assn Address 2715 Mcgraw Dr, Illinois 61704-6011 Phone Number 3096637479 Fax Number 3096636377 Website http://www.ihsa.org CategoriesNon-Profit Organizations Post navigationPrevious post: GOMEZNext post: Gencor