| Locality | Post Code |
|---|---|
| Barrington Woods, Adams | 46733 |
| Berne, Adams | 46711 |
| Bo Bo, Adams | 46733 |
| Ceylon, Adams | 46740 |
| Coppess Corner, Adams | 46772 |
| Decatur, Adams | 46733 |
| Geneva, Adams | 46740 |
| Hondorus, Adams | 46733 |
| Linn Grove, Adams | 46711 |
| Monroe, Adams | 46772 |
| Peterson, Adams | 46733 |
| Pleasant Mills, Adams | 46780 |
| Preble, Adams | 46782 |
| Sunny Acres, Adams | 46733 |
| Yost Woods, Adams | 46733 |