It serves the communities of Grantsburg, Siren, Spooner, and the resort areas of Minocqua, Woodruff and Eagle River along its route. WIS 70 is the third-most northern route to almost completely cross Wisconsin (after US 2 and WIS 77), stretching from Minnesota to within  of the Michigan border.
WIS 70 serves communities in Grantsburg, Siren, Spooner, and resort areas of Minocqua, Woodruff, and Eagle River along its route. It is the third-most northern route to almost completely cross Wisconsin (after US 2 and WIS 77), stretching from Minnesota to within a short distance of the Michigan border.