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- Haldimand County Public Libraries
- Haliburton County Public Library
- Haldimand County Public Libraries
- Halton Hills Public Library
- Hamilton Public Library
- Hanover Public Library
- Hastings Highlands Public Library
- Havelock-Belmont-Methuen (Township of) Public Library
- Hawkesbury Public Library
- Head, Clara & Maria Township Public Library
- Huntsville Public Library
- Huron County Library
Read more about this topic: List Of Public Libraries In Ontario