Roads of the Mid-South & West > Highways of the State of Indiana > Double Number State Routes of Indiana > Indiana State Route 66
 | Indiana State Route 66 |
Indiana State Route 66, runs east-west across southwestern Indiana. In Central Indiana, IN St Rt 66 turns and runs north-south. Info on IN St Rt 66 is broken down by county below.
Posey County
Warrick County Spencer County Perry County
Crawford County Washington County
