A
- Addington Highlands Public Libraries
- Admaston / Bromley Public Library
- Ajax Public Library
- Alderville First Nation Library
- Akwesasne Cultural Center
- Alfred-Plantagenet Township Public Library
- Algonquins of Pikwakanagan Public Library
- Alnwick / Haldimand Public Library
- Anishinabe of Wauzhushk First Nation
- Arnprior Public Library
- Asphodel-Norwood Township Public Library
- Athens Township Public Library
- Atikokan Public Library
- Augusta Public Library
- Aurora Public Library
Read more about this topic: List Of Public Libraries In Ontario