10 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 54891 | Washburn | 3,297 |
| 54814 | Bayfield | 2,762 |
| 54847 | Iron River | 2,607 |
| 54856 | Mason | 1,628 |
| 54821 | Cable | 1,625 |
| 54865 | Port Wing | 517 |
| 54832 | Drummond | 453 |
| 54839 | Grand View | 342 |
| 54827 | Cornucopia | 300 |
| 54844 | Herbster | 243 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 10 ZCTAs in Bayfield County, Wisconsin (US Census).