| Locality | Post Code |
|---|---|
| Adams, Adams | 62347 |
| Bigneck, Adams | 62349 |
| Bluff Hall, Adams | 62360 |
| Burton, Adams | 62301 |
| Camp Point, Adams | 62320 |
| Chestline, Adams | 62347 |
| Clayton, Adams | 62324 |
| Coatsburg, Adams | 62325 |
| Columbus, Adams | 62320, 62305 |
| Fall Creek, Adams | 62360 |
| Fowler, Adams | 62338 |
| Golden, Adams | 62339 |
| Kellerville, Adams | 62324 |
| La Prairie, Adams | 62346 |
| Liberty, Adams | 62347 |
| Lima, Adams | 62348 |
| Loraine, Adams | 62349 |
| Marblehead, Adams | 62301 |
| Marcelline, Adams | 62376 |
| Mendon, Adams | 62351 |
| Paloma, Adams | 62359 |
| Payson, Adams | 62360 |
| Plainville, Adams | 62365 |
| Quincy, Adams | 62301, 62305 |
| Richfield, Adams | 62365 |
| Tioga, Adams | 62351 |