Cambridge Public Library 

Guelph Public Library 

North Perth County Library 
Branches: Listowel, Atwood, Monkton

Waterloo Public Library 

Region of Waterloo Libraries 
Branches: Ayr, Baden, Bloomingdale, Elmira, Linwood, New Dundee, New Hamburg, St. Clements, St. Jacobs, Wellesley

Wellington County Library
Branches: Aboyne, Arthur, Clifford, Drayton, Elora, Erin, Fergus, Harriston, Hillsburgh, Marden, Mount Forest, Palmerston, Puslinch