National Highway 33 and 23 pass through the city of Ranchi. Buses of the Jharkhand State Road Transport Corporation and private buses ply regularly to connect Ranchi to the other parts of Jharkhand. Regular bus services are there to Kolkata and other towns of neighboring states. Private buses also ply regularly to different parts of Jharkhand. All major National Highway and other roads are being widened to six lanes and eight lanes.