| Barrie Historical Archive, Mailing Address, Archives historiques de Barrie | Barrie |
| Bayfield Historical Society, Archives & Heritage Centre, Bayfield Historical Society & Archives | Bluewater |
| Grey County., Grey Roots Museum & Archives | Owen Sound |
| Musée centenaire et Archives de Penetanguishene, Penetanguishene Centennial Museum | Penetanguishene |
| Police provinciale de l'Ontario, Orillia - Memorial, OPP Museum | Orillia |
| Simcoe County Archives, Archives du comté de Simcoe | Springwater |
| Stratford-Perth Archives | Stratford |