| Locality | Post Code |
|---|---|
| Alexandria, Jefferson | 68303 |
| Daykin, Jefferson | 68338 |
| Diller, Jefferson | 68342 |
| Endicott, Jefferson | 68350 |
| Fairbury, Jefferson | 68352 |
| Gladstone, Jefferson | 68352 |
| Harbine, Jefferson | 68377 |
| Jansen, Jefferson | 68377 |
| Plymouth, Jefferson | 68424 |
| Powell, Jefferson | 68352 |
| Reynolds, Jefferson | 68429 |
| Steele City, Jefferson | 68440 |
| Thompson, Jefferson | 68352 |