14 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 54115 | De Pere | 50,411 |
| 54313 | Green Bay | 41,422 |
| 54311 | Green Bay | 37,879 |
| 54302 | Green Bay | 30,333 |
| 54304 | Green Bay | 28,502 |
| 54303 | Green Bay | 28,153 |
| 54301 | Green Bay | 21,724 |
| 54155 | Oneida | 7,418 |
| 54208 | Denmark | 6,231 |
| 54229 | New Franken | 4,329 |
| 54126 | Greenleaf | 4,233 |
| 54173 | Suamico | 3,403 |
| 54180 | Wrightstown | 3,378 |
| 54307 | Green Bay | 1,128 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 14 ZCTAs in Brown County, Wisconsin (US Census).