| Locality | Post Code |
|---|---|
| Amana, Iowa | 52203, 52204 |
| Belle Plaine, Iowa | 52208 |
| Carnforth, Iowa | 52347 |
| Conroy, Iowa | 52220 |
| Deep River, Iowa | 52222 |
| East Amana, Iowa | 52203 |
| Genoa Bluff, Iowa | 52301 |
| Guernsey, Iowa | 52221 |
| Hartwick, Iowa | 52232 |
| High Amana, Iowa | 52203 |
| Holbrook, Iowa | 52325 |
| Homestead, Iowa | 52236 |
| Keswick, Iowa | 50136 |
| Ladora, Iowa | 52251 |
| Marengo, Iowa | 52301 |
| Middle Amana, Iowa | 52307 |
| Millersburg, Iowa | 52308 |
| North English, Iowa | 52316 |
| Norway, Iowa | 52318 |
| Parnell, Iowa | 52325 |
| South Amana, Iowa | 52334 |
| Victor, Iowa | 52347 |
| Wellman, Iowa | 52356 |
| West Amana, Iowa | 52203 |
| White Pigeon, Iowa | 52316 |
| Williamsburg, Iowa | 52361 |