 It goes north past Millerton and intersects U.S. Highway 34 in Chariton.After leaving Chariton going north, it turns northeast near Williamson, then turns north shortly before intersecting Iowa Highway 5 and Iowa Highway 92 at Knoxville.It continues north past the locally famous "Mile Long Bridge", which carries the highway across Lake Red Rock, and then intersects Iowa Highway 163 in Monroe.