| | | Brown County | WI | 55009 | | Green Bay, WI 24580 | Green Bay-Shawano, WI 267 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=BrownCounty+WI |
| | | Calumet County | WI | 55015 | | Appleton, WI 11540 | Appleton-Oshkosh-Neenah,
WI 118 | Central | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=CalumetCounty+WI |
| | | Chippewa County | WI | 55017 | | Eau Claire, WI 20740 | Eau Claire-Menomonie, WI 232 | Central | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=ChippewaCounty+WI |
| | | Columbia County | WI | 55021 | | Madison, WI 31540 | Madison-Janesville-Beloit,
WI 357 | Outlying | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=ColumbiaCounty+WI |
| | | Dane County | WI | 55025 | | Madison, WI 31540 | Madison-Janesville-Beloit,
WI 357 | Central | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=DaneCounty+WI |
| | | Douglas County | WI | 55031 | | Duluth, MN-WI 20260 | Duluth-Grand Rapids,
MN-WI 228 | Central | metro county (urban) | recreation | https://maps.google.com/?q=DouglasCounty+WI |
| | | Eau Claire County | WI | 55035 | | Eau Claire, WI 20740 | Eau Claire-Menomonie, WI 232 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=EauClaireCounty+WI |
| | | Fond du Lac County | WI | 55039 | | Fond du Lac, WI 22540 | | Central | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=FondduLacCounty+WI |
| | | Green County | WI | 55045 | | Madison, WI 31540 | Madison-Janesville-Beloit,
WI 357 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=GreenCounty+WI |
| | | Iowa County | WI | 55049 | | Madison, WI 31540 | Madison-Janesville-Beloit,
WI 357 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=IowaCounty+WI |
