Alpha Park Public Library District
Astoria Public Library District
Atkinson Public Library
Atlanta Public Library District
Ayer Public Library District
Barry Public Library
Beardstown Houston Memorial Public Library
Blandinsville-Hire Library District
Bradford Public Library District
Brimfield Public Library District
Brown County Public Library District
Brown County Public Library District - Versailles Branch Library
Bushnell Public Library District
Cambridge Public Library District
Camp Point Public Library District
Carlock Public Library District
Carthage Public Library District
Chatsworth Township Library
Chenoa Public Library District
Chillicothe Public Library District
Clayton Public Library District
Clover Public Library District
Colchester District Library
Creve Coeur Public Library District
Danvers Township Library
Deer Creek District Library
Dominy Memorial Library
Dunlap Public Library District
Edwards River Public Library District
El Paso Public Library
Eureka Public Library District
Farmer City Public Library
Farmington Area Library District
Filger Public Library
Fondulac Public Library District
Forman Valley Public Library District
Four Star Public Library District
Galesburg Public Library
Galva Public Library District
Greater West Central Public Library District
Greater West Central Public Library District - Bowen Branch Library
Greater West Central Public Library District - Golden Branch Library
Greater West Central Public Library District - Littleton Branch Library
Greater West Central Public Library District - Plymouth Branch Library
Greig Memorial Library
Gridley Public Library District
H.A. Peine District Library
Havana Public Library District
Henderson County Public Library District
Henry Public Library
Heyworth Public Library District
Hudson Area Public Library District
Illinois Prairie District Public Library
Illinois Prairie District Public Library - Benson Branch Library
Illinois Prairie District Public Library - Germantown Hills Branch Library
Illinois Prairie District Public Library - Roanoke Branch Library
Illinois Prairie District Public Library - Spring Bay Branch Library
Illinois Prairie District Public Library - Washburn Branch Library
Jacksonville Public Library
Kewanee Public Library District
Knoxville Public Library
La Harpe Carnegie Public Library District
Lacon Public Library District
Lewistown Carnegie Public Library District
Lexington Public Library District
Lillie M. Evans Library District
Mackinaw District Public Library
Macomb Public Library District
Maquon Public Library District
Maquon Public Library District - Gilson Branch Library
Marquette Heights Public Library
Martin Township Public Library
M-C River Valley Public Library District
Morrison and Mary Wiley Library
Morton Public Library District
Mount Hope-Funks Grove Townships Public Library District
Nauvoo Public Library
Neponset Public Library
Normal Public Library
North Pike District Library
Odell Public Library District
Parlin-Ingersoll Public Library
Pekin Public Library
Peoria Heights Public Library
Peoria Public Library
Peoria Public Library - Lakeview Branch Library
Peoria Public Library - Lincoln Branch Library
Peoria Public Library - Mcclure Branch Library
Pittsfield Public Library
Pontiac Public Library
Prairie Creek Public Library District
Prairie Skies Public Library District
Prairie Skies Public Library District - Pleasant Plains Branch Library
Quincy Public Library
Rushville Public Library
Salem Township Public Library District
Spoon River Library District
Toulon Public Library District
Towanda District Library
Tremont District Library
Valley District Library
Vermont Public Library
Viola Public Library District
Virginia Memorial Public Library
Warren County Public Library District
Warren County Public Library District - Alexis Branch Library
Warren County Public Library District - Kirkwood Branch Library
Warren County Public Library District - Monmouth Branch Library
Warren County Public Library District - Roseville Branch Library
Warsaw Public Library
Washington District Library
Washington District Library - Sunnyland Branch Library
Williamsfield Public Library District
Winchester Public Library
Wyoming Public Library District