| Locality | Post Code |
|---|---|
| Beaver Crossing, Seward | 68313 |
| Bee, Seward | 68314 |
| Cordova, Seward | 68330 |
| Friend, Seward | 68359 |
| Garland, Seward | 68360 |
| Goehner, Seward | 68364 |
| Gresham, Seward | 68367 |
| Grover, Seward | 68405 |
| Milford, Seward | 68405 |
| Pleasant Dale, Seward | 68423 |
| Raymond, Seward | 68428 |
| Seward, Seward | 68434 |
| Staplehurst, Seward | 68439 |
| Tamora, Seward | 68434 |
| Utica, Seward | 68456 |