U.S. Federal Route 18 is a east-west highway in Dane County. This is a major highway in Metro-Madison. U.S. Rt. 18 passes through the following towns in Dane County. Cambridge Madison
Monona Fitchburg
U.S. Rt. 18 is multi-plexed in Dane County. U.S. Rt. 12, from near Cambridge to Madison.
Branches of U.S. Rt. 18 in Dane County. A BGS on SB I-39/EB I-90. A BGS on NB I-39/WB I-90. WB U.S. Rt. 12/18 west of U.S. Rt. 51 in Monona. WB U.S. Rt. 12/18 near Lake Waubesa in Monona. WB U.S. Rt. 12/18 in Madison west of John Nolan Drive. WB U.S. Rt. 12/14/18; SB U.S. Rt. 151 in Madison at a old railroad crossing. A BGS on WB U.S. Rt. 12/14/18; SB U.S. Rt. 151. WB U.S. Rt. 18/SB U.S. Rt. 151 at Fitchburg. WB U.S. Rt. 18/SB U.S. Rt. 151 southeast of Verona.