Cuddalore Junction Railway Station (Cuddalore OT Railway Station) is served by the Southern Railways. One meter gauge main line passes through this station. It is on Chennai-Rameshwaram rail route.
Cholan Express,
Sethu Express, Chennai Fast Passenger, Kamban Express, Kumbakonam Passenger and Thanjavur Passenger run through this station.
Neyveli Railway Station is to the south-west of Cuddalore.