| Barrie Huronia PROBUS Club | Barrie |
| Barrie Kempenfelt Probus Club, Barrie - Mailing Address | Barrie |
| CN Pensioners Association, Barrie Council | Barrie |
| National Association of Federal Retirees, Barrie, National Association of Federal Retirees - Huronia Branch 35 | Barrie |
| Probus Club of Exeter & Area, Exeter - Mailing Address | Exeter |
| Probus Club of Goderich and District #137, Knox Goderich Presbyterian Church | Goderich |
| Probus Club of Midland-Huronia, North Simcoe Sports and Recreation Centre | Midland |
| PROBUS Club of Orillia, Probus Club of Orillia 159 (The) | Orillia |
| Probus Club of Severn Sound | Penetanguishene |
| The Probus Club of Stratford, Army Navy & Air Force Veterans | Stratford |