14 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 54115 | De Pere | 49,663 |
| 54313 | Green Bay | 40,959 |
| 54311 | Green Bay | 37,588 |
| 54302 | Green Bay | 31,426 |
| 54304 | Green Bay | 27,876 |
| 54303 | Green Bay | 27,694 |
| 54301 | Green Bay | 21,674 |
| 54155 | Oneida | 7,599 |
| 54208 | Denmark | 6,094 |
| 54229 | New Franken | 4,457 |
| 54126 | Greenleaf | 4,149 |
| 54173 | Suamico | 3,710 |
| 54180 | Wrightstown | 3,364 |
| 54307 | Green Bay | 1,162 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 14 ZCTAs in Brown County, Wisconsin (US Census).