Fountaindale District, IL. ( Bolingbrook, Illinois United States) [Polaris]
Joliet, IL. ( Joliet, Illinois United States) [Polaris]
Lemont, IL. ( Lemont, Illinois United States) [Polaris]
( Crest Hill, Illinois United States) [Polaris] +
Plainfield, IL. ( Plainfield, Illinois United States) [Polaris]
Shorewood, IL. ( Shorewood, Illinois United States) [Polaris]
White Oak Library District, IL. ( Lockport, Illinois United States) [Sierra]
White Oak Library District, IL. ( Romeoville, Illinois United States) [Sierra]
White Oak Library District, IL. ( Crest Hill, Illinois United States) [Sierra]
indicates that the library participates in a consortium for its automation system.