| Barrie Historical Archive, Mailing Address | Barrie |
| Barrie Ontario FamilySearch Centre, Barrie | Barrie |
| Barrie Public Library, Barrie - 48 Dean Ave, Painswick Branch | Barrie |
| Barrie Public Library, Barrie - 555 Essa Rd, Holly Branch | Barrie |
| Barrie Public Library, Barrie - 60 Worsley St, Downtown Branch | Barrie |
| Bayfield Historical Society & Archives | Bluewater |
| Billy Bishop Home: Museum, Archives & National Historic Site | Owen Sound |
| Blue Mountains Public Library (The), Craigleith Heritage Depot | Blue Mountains |
| Blue Mountains Public Library (The), L.E. Shore Library | Blue Mountains |
| Bruce County Museum & Cultural Centre | Saugeen Shores |
| CNIB Foundation [Central East], Barrie, Nanji Family Foundation Smartlife Centre and Community Hub | Barrie |
| Dufferin County., Museum of Dufferin | Mulmur |
| Essa Public Library, Angus Branch, Essa Public Library, Angus Branch | Essa |
| Grey County., Grey Roots Museum & Archives | Owen Sound |
| Huron County Library, Bayfield Branch, Library Services | Bluewater |
| Huron County Library, Blyth Branch, Library Services | North Huron |
| Huron County Library, Brussels Branch, Library Services | Huron East |
| Huron County Library, Clinton - Administrative Office, Administration Office | Bluewater |
| Huron County Library, Clinton Branch, Library Services | Bluewater |
| Huron County Library, Exeter Branch, Library Services | South Huron |
| Huron County Library, Goderich Branch, Library Services | Goderich |
| Huron County Library, Hensall Branch, Library Services | Bluewater |
| Huron County Library, Howick Branch, Library Services | Howick |
| Huron County Library, Kirkton Branch, Library Services | West Perth |
| Huron County Library, Seaforth Branch, Library Services | Huron East |
| Huron County Library, Wingham - Alice Munro Public Library, Library Services | North Huron |
| Huron County Library, Zurich Branch, Library Services | Bluewater |
| Meaford. Municipal Office, Meaford Museum (The) | Meaford |
| North Perth. Municipal Office, North Perth Public Library - Atwood Branch, North Perth Public Library - branches | North Perth |
| North Perth. Municipal Office, North Perth Public Library - Listowel Branch | North Perth |
| North Perth. Municipal Office, North Perth Public Library - Monkton Branch, North Perth Public Library - branches | North Perth |
| Northumberland County Archives and Museum | Cobourg |
| Peterborough Museum & Archives | Peterborough |
| Port Hope Archives | Port Hope (Municipality of) |
| Service Canada, Barrie, Service Canada Centre, Barrie | Barrie |
| Service Canada Scheduled Outreach Site, Alliston, Federal Government Services | New Tecumseth |
| ServiceOntario, Barrie - Simcoe St, Barrie (Simcoe St) Service Counter | Barrie |
| ServiceOntario, Huntsville, Huntsville Service Counter | Huntsville |
| ServiceOntario, Parry Sound - Bay St, Parry Sound Service Counter | Parry Sound |
| ServiceOntario - Huron County, Goderich, Goderich Full Service Counter | Goderich |
| ServiceOntario - Perth County, Stratford - 59 Lorne Ave E, Stratford Full Service Counter | Stratford |
| Simcoe County Archives | Springwater |
| St Marys Public Library | St Marys |
| St. Marys Museum, St Marys Museum | St Marys |
| Stratford Public Library | Stratford |
| Stratford-Perth Archives | Stratford |
| Trent Valley Archives | Peterborough |