Ananthapuri Express

The 20635 / 20636 Ananthapuri Express is an express train running between Kollam Junction and Tambaram via Thiruvananthapuram Central, Tirunelveli Junction, Virudhunagar junction, Madurai Junction, Tiruchchirappalli Junction and Villupuram Junction through the trunk line and chord lines in southern India. It is a daily overnight Superfast Express service.