| Number | Substation | Members |
|---|---|---|
| 1 | Clay City | 1581 |
| 2 | Stearlyville | 511 |
| 3 | Vicksburg | 1202 |
| 4 | Calvert | 919 |
| 5 | Bloomfield | 2263 |
| 6 | Scotland | 1048 |
| 7 | Buena Vista | 1820 |
| 9 | Lyons | 395 |
| 10 | Switz City | 596 |
| 11 | Whitehall | 1585 |
| 12 | Solsberry | 1419 |
| 13 | Guthrie | 1606 |
| 17 | Owensburg | 1437 |
| 18 | Freeman | 1553 |
| 19 | Cory | 625 |
| 20 | Gifford | 329 |
| 21 | Black Diamond | 262 |
| 22 | Prairie City | 2 |
| 23 | Sandborn | 121 |