| Business | Phone |
| Dayton Amateur Baseball Cmmssn 215 Burkhardt Ave, Dayton 45403 | (937) 254-8226 |
| Ted Mills Baseball 500 E 1st St, Dayton 45402 | (937) 223-2422 |
| Greater Dayton Umpire Assn 4721 Eastgate Ave, Dayton 45420 | (937) 253-8838 |
| Kettering Amateur Baseball 3080 Glengarry Dr, Dayton 45420 | (937) 297-0435 |