National Highway 18

National Highway 18 links Kurnool with Chittoor in Andhra Pradesh. This 369 km-long road originates at the junction with National Highway 7 at Kurnool and runs south-west through Nandyal, Allagadda, Madikuru, Cuddapah and Rayachoti before ending at the junction with National Highway 4 at Chittoor.