| Number | Substation | Members |
|---|---|---|
| 1 | Clay City | 1564 |
| 2 | Stearlyville | 507 |
| 3 | Vicksburg | 1200 |
| 4 | Calvert | 913 |
| 5 | Bloomfield | 2248 |
| 6 | Scotland | 1045 |
| 7 | Buena Vista | 1806 |
| 9 | Lyons | 390 |
| 10 | Switz City | 597 |
| 11 | Whitehall | 1586 |
| 12 | Solsberry | 1414 |
| 13 | Guthrie | 1577 |
| 17 | Owensburg | 1431 |
| 18 | Freeman | 1548 |
| 19 | Cory | 620 |
| 20 | Gifford | 329 |
| 21 | Black Diamond | 261 |
| 22 | Prairie City | 2 |
| 23 | Sandborn | 119 |