major centers like Hyderabad , Cuddapah , Mahaboobnagar, Nalgonda , Devorkonda, Guntur , Vijayawada , Kurnool , Ongole , Mahanandi , Mantralayam , Anantapur , Tirupati and Chitradurg , Markapur . It is just 85 km from Markapur and 180 km from Ongole. By Car: A great drive from Hyderabad, need