Columbia county (WI) ⬤ public State: Wisconsin (state of the USA) Columbia county (WI) Child topics: Columbus - WIDekorra - WIPoynette - WIWyocena - WICambria - WIFall River - WIPardeeville - WILodi - WIArlington - WILake Wisconsin - WIDoylestown - WIPortage - WIRio - WIWisconsin Dells - WIFriesland - WI Parent topics: Wisconsin (state of the USA)