| Barrie Baycats Baseball Club, Mailing Address | Springwater |
| Barrie Integrated Baseball Association | Barrie |
| Barrie Mens Slo Pitch League, Barrie - No Physical Address | Springwater |
| Barrie Minor Baseball Association | Barrie |
| Barrie Red Sox Vintage Baseball Team | Simcoe County |
| Barrie Slo-Pitch Association | Barrie |
| Belgrave Minor Ball, Mailing Address | North Huron |
| Benmiller Baseball League | Goderich |
| Blyth Minor Fastball, Blyth Community Centre | North Huron |
| Brussels Minor Ball | Huron East |
| Clinton Minor Ball, No Physical Address | Central Huron |
| Cromarty Minor Fastball | West Perth |
| Exeter Minor Baseball, Mailing Address | South Huron |
| Fullarton Minor Fastball | West Perth |
| Goderich Minor Baseball Association | Goderich |
| Huron East. Municipal Office, Brussels, Morris and Grey Arena, Brussels, Morris and Grey Community Centre | Huron East |
| Listowel Minor Baseball Association | North Perth |
| Mitchell Minor Baseball | West Perth |
| Mitchell Minor Fastball | West Perth |
| Mitchell Minor Sports | West Perth |
| Oro-Medonte Minor Ball Association | Oro-Medonte |
| Perth East. Municipal Office, Perth East Recreation Complex | Perth East |
| Shakespeare & Community Athletic Association, Mailing Address | Perth East |
| South Perth Men's Fastball League, No Physical Address | Perth South |
| St Marys Ladies Slo-Pitch, No Physical Address | St Marys |
| St Marys Men's Slo-Pitch, No Physical Address | St Marys |
| St Marys Minor Ball Association, Mailing Address | St Marys |
| Stratford Minor Baseball Association | Stratford |
| Western Ontario Athletic Association | North Huron |
| Wingham Minor Baseball, Optimist Park and Libro Field, Mailing Address | North Huron |
| Wingham Recreational Co-ed Slo-Pitch, Mailing Address | North Huron |
| Zurich Minor Athletic Association | Bluewater |