| Locality | Post Code |
|---|---|
| Alamo, Montgomery | 47916 |
| Crawfordsville, Montgomery | 47933 |
| Darlington, Montgomery | 47940 |
| Ladoga, Montgomery | 47954 |
| Linden, Montgomery | 47955 |
| New Market, Montgomery | 47965 |
| New Richmond, Montgomery | 47967 |
| New Ross, Montgomery | 47968 |
| Waveland, Montgomery | 47989 |
| Waynetown, Montgomery | 47990 |
| Wingate, Montgomery | 47994 |