Missouri Secondary State Route K runs east-west in Eastern Jefferson County. It runs from U.S. Rt. 61/67, west of Kimmswick, to 5th Street in Kimmswick. MO Sec St Rt K passes through the follwing town in Jefferson County. Kimmswick MO Sec St Rt K is not multi-plexed in Jefferson County. MO Sec St Rt K intersects the following highways in Jefferson County. U.S. Rt. 61, near Kimmswick. U.S. Rt. 67, near Kimmswick.