U.S. Rt. 41 is the main north-south route through Central Gibson County. Many of the smaller access roads in this county connect to U.S. Rt. 41. U.S. Rt. 41 passes through the following town in Gibson County. Patoka U.S. Rt. 41 is not multi-plexed in Gibson County. U.S. Rt. 41 intersects the following highways in Gibson County. Indiana State Route 56, near Hazleton.