| Number | Substation | Members |
|---|---|---|
| 1 | Clay City | 1565 |
| 2 | Stearlyville | 501 |
| 3 | Vicksburg | 1179 |
| 4 | Calvert | 913 |
| 5 | Bloomfield | 2224 |
| 6 | Scotland | 1029 |
| 7 | Buena Vista | 1813 |
| 9 | Lyons | 394 |
| 10 | Switz City | 588 |
| 11 | Whitehall | 1571 |
| 12 | Solsberry | 1381 |
| 13 | Guthrie | 1564 |
| 17 | Owensburg | 1426 |
| 18 | Freeman | 1521 |
| 19 | Cory | 620 |
| 20 | Gifford | 323 |
| 21 | Black Diamond | 258 |
| 22 | Prairie City | 2 |
| 23 | Sandborn | 120 |