Iowa City Aerohawks Club
www.iowacityaerohawks.com

Cedar Rapids Skyhawks
www.crskyhawks.org

The Sycamore Mall
www.sycamoremall.com

Hawkeye Model Railroad Club
www.rciofia.com/HMRC

Eastern Iowa Division National Modl Railroad Association
http://www.mcor-nmra.org/Divisions/EasternIowa/index.html