Cuddalore is connected with other parts of Tamil Nadu through a rail and road network.
Bus
Buses run to nearby towns such as Pondicherry, Chidambaram, Panruti, Virudhachalam, Tindivanam and Villupuram. Buses to major cities of Tamil Nadu such as Chennai,Tiruchirapalli, Salem, Tiruvannamalai are also available.
Rail
Cuddalore has two railway stations, Thirupadirippuliyur and Cuddalore Port Junction, with station codes TDPR and CUPJ respectively. The station code for Cuddalore Port Junction was previously COT, as the station is located in Cuddalore Old Town. Thirupadirippuliyur railway station is located in the Cuddalore new town and is at a walkable distance from the Cuddalore bus stand.
Road
National Highway NH-45A (the Villupuram—Pondicherry—Cuddalore—Chidambaram—Nagapattinam Highway) passes through Cuddalore.
Air
Chennai airport (International & Domestic terminals). The nearest airport is in Puducherry, approximately 25 kilometres (16 mi) from Cuddalore. (Commercial flights will start operations in the near future)
