| Organization / Program Name(s) | Located In |
|---|---|
| Ganaraska Hiking Trail Association, North Simcoe / Orillia, Ganaraska Hiking Trail Association, North Simcoe / Orillia | Orillia |
| Ganaraska Hiking Trail Association, Barrie Section | Orillia |
| Ganaraska Hiking Trail Association, Orillia - Mailing Address, Orillia Section | Orillia |
| Ganaraska Hiking Trail Association, Oro Medonte Section, Orillia - Mailing Address | Orillia |