U.S. Federal Route 31 runs north-south in Western Hamilton County. This highway by-passes much of Carmel and Nobelsville. U.S. Rt. 31 passes through the following towns in Hamilton County. Carmel East Union U.S. Rt. 31 is multi-plexed in Hamilton County. Interstate 465, near Indianapolis. U.S. Rt. 52, near Indianapolis. U.S. Rt. 421, near Indianapolis. U.S. Rt. 31 intersects the following highways in Marion County. Interstate 465, near Indianapolis. U.S. Rt. 52, near Indianapolis. U.S. Rt. 421, near Indianapolis. Indiana State Route 431, at Carmel. Indiana State Route 32, near Westfield. Indiana State Route 38, near Deming.
BGS on WB I-465/NB U.S. Rt. 421. A guide BGS on SB U.S. Rt. 31.