| Locality | Post Code |
|---|---|
| Branch, Manitowoc | 54247 |
| Cato, Manitowoc | 54230 |
| Cleveland, Manitowoc | 53015 |
| Collins, Manitowoc | 54207 |
| Francis Creek, Manitowoc | 54214 |
| Kellnersville, Manitowoc | 54215 |
| Kiel, Manitowoc | 53042 |
| Manitowoc, Manitowoc | 54220 |
| Maribel, Manitowoc | 54227 |
| Mishicot, Manitowoc | 54228 |
| Newton, Manitowoc | 53063 |
| Reedsville, Manitowoc | 54230 |
| Saint Nazianz, Manitowoc | 54232 |
| Tisch Mills, Manitowoc | 54240 |
| Two Rivers, Manitowoc | 54241 |
| Valders, Manitowoc | 54245 |
| Whitelaw, Manitowoc | 54247 |