Arni Road Railway Station, also spelt Arani Road Railway Station, falls on the Vellore-Thiruvannamalai railway line. It is served by the Southern Railways. Villupuram-Vellore Passenger passes through this station.
The railway station is about 16 km from Polur. Traveling south, Polur Railway Station is the main station next to Arani. Going north, Sedarampattu Railway Station is 6 km away.