City
| City / Place Name | ZIP | County | State | Longitude | Latitude |
|---|---|---|---|---|---|
| Akron | 51001 | Plymouth | Iowa | -96.5225 | 42.8354 |
| Brunsville | 51008 | Plymouth | Iowa | -96.2626 | 42.8093 |
| Hinton | 51024 | Plymouth | Iowa | -96.305 | 42.604 |
| Kingsley | 51028 | Plymouth | Iowa | -95.9762 | 42.6191 |
| Le Mars | 51031 | Plymouth | Iowa | -96.1704 | 42.7962 |
| Merrill | 51038 | Plymouth | Iowa | -96.2283 | 42.7047 |
| Oyens | 51045 | Plymouth | Iowa | -96.0566 | 42.8199 |
| Remsen | 51050 | Plymouth | Iowa | -95.9544 | 42.8149 |
| Westfield | 51062 | Plymouth | Iowa | -96.492 | 42.6953 |