Region 1 | 2 | 3 | 4 | 5 |Out-of-State Member Institutions by Region: 4 Amboy Depot Museum, Amboy Apple River Fort State Historic Site, Elizabeth Bishop Hill Heritage Museum, Bishop Hill Bishop Hill State Historic Site, Bishop Hill Black Hawk State Historic Site, Rock Island Black's Store / Museum, Hampton Blackwell History of Education Museum, DeKalb Boone County Historical Museum, Belvidere Bureau County Historical Society & Museum, Princeton Burpee Museum of Natural History, Rockford Butterworth Memorial Trust, Moline Byron Museum of History, Byron Campbell Ctr for Historical Preservation Studies, Mt. Carroll Cedarville Historical Museum, Cedarville Chippiannock Cemetery Heritage Fdtn, Rock Island Colonel Davenport Home, Rock Island Dillon Home Museum, Sterling Discovery Center Museum, Rockford Egyptian Theatre, DeKalb Elizabeth Historical Society, Elizabeth Ellwood House Museum, DeKalb Erlander Home Museum, Rockford Ethnic Heritage Museum, Rockford Fern Dell Historic Association, Inc., Newark Flagg Township Historical Society, Rochelle Franklin Creek Grist Mill, Franklin Creek Franklin Grove Area Historical Society, Franklin Grove Freeport Arts Center, Freeport Galena State Historic Sites, Galena Hegeler Carus Foundation, LaSalle Illinois Lincoln Highway Coalition, Belvidere John Deere, Moline John Deere Historic Site, Grand Detour Joseph F. Glidden Homestead, DeKalb Kendall County Historical Society, Yorkville Kishwaukee Valley Heritage Society, Genoa Klehm Arboretum, NIBS, Rockford Land of Lincoln Theatre Organ Society, Rockford LaSalle County Historical Society & Museum, Utica Laws of Nature Natural History Center, Yorkville Mendota Museum & Historical Society, Mendota Midway Village & Museum Center, Rockford Midwest Museum of Natural History, Sycamore Morrison Heritage Museum, Morrison Neponset Township Historical Society, Neponset New Boston Historical Society, New Boston NIU Anthropology Museum, DeKalb NIU Art Museum, DeKalb Northern Illinois Tourism Development Office, Belvidere Ogle County Historical Society, Oregon Oswegoland Heritage Association, Oswego Ottawa Scouting Museum, Ottawa Pecatonica Heritage Museum, Pecatonica Pecatonica Historical Society, Pecatonica Polo Historical Society, Polo Putnam County Historical Society & Museum, Hennepin Rock Island Arsenal Museum, Rock Island Rock Island County Historical Society, Moline Rockford Art Museum, Rockford Savanna Historical Society, Savanna Shabbona-Lee-Rollo Historical Museum, Shabbona Sheffield Historical Society, Sheffield Silvercreek Museum, Freeport Stephenson County Historical Society, Freeport Sterling-Rock Falls Historical Society & Museum, Sterling Stockton Historical Museum, Stockton Sustainable Energy Education Foundation, Sublette Swedish American Medical Foundation, Rockford Sycamore Historical Society & Museum, Sycamore Tampico Area Historical Society & Museum, Tampico The Next Picture Show, Dixon The Old Barn Museum, Newark Tinker Swiss Cottage Museum, Rockford Waterman Area Heritage Society, Waterman Wood Dale Historical Society, Wood Dale Wyanet Historical Society, Wyanet