20 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 53916 | Beaver Dam | 22,808 |
| 53098 | Watertown | 11,353 |
| 53050 | Mayville | 7,159 |
| 53032 | Horicon | 4,898 |
| 53039 | Juneau | 4,702 |
| 53933 | Fox Lake | 4,227 |
| 53048 | Lomira | 3,420 |
| 53035 | Iron Ridge | 2,502 |
| 53091 | Theresa | 2,123 |
| 53006 | Brownsville | 1,905 |
| 53059 | Neosho | 1,774 |
| 53078 | Rubicon | 1,734 |
| 53579 | Reeseville | 1,732 |
| 53034 | Hustisford | 1,652 |
| 53922 | Burnett | 1,057 |
| 53557 | Lowell | 446 |
| 53016 | Clyman | 360 |
| 53003 | Ashippun | 130 |
| 53047 | Lebanon | 85 |
| 53099 | Woodland | 15 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 20 ZCTAs in Dodge County, Wisconsin (US Census).