Roads of the Mid-South & West
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Highways of the State of Wisconsin
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County Highways of the State of Wisconsin
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County Highways of Waukesha County
> Waukesha County Highway O
Waukesha County Highway O
Waukesha County Highway O is a North-South highway. This runs in the eastern portion of the county.
Guide marker on EB U.S. Rt. 18.
