A.P.S.R.T.C Central Bus Station (CBS) is a bus station located in Tirupati in the Indian state of Andhra Pradesh. It is owned by Andhra Pradesh State Road Transport Corporation (APSRTC). It operates buses to all parts of the State and to nearby cities in Tamil Nadu, Karnataka, Telangana. This Bus station is spread over an area of 13.22 acres of land and it is the third largest Bus station in Andhra Pradesh after Pandit Nehru Bus Station (28 acres), NTR Bus Station (20.32 acres).