There are 9 railway stations along the stretch. The major stations are Nagercoil Junction, Aralvaymoli, Valliyur, Nanguneri and Tirunelveli Junction. The details of the railway stations with annual earnings in 2016-2017[7] is shown below.
Stations with blue background - Stations generating Rs. 2,00,00,000(Rs. 2 Crore) or more in a financial year.
The criteria for categorization of stations have now been revised to include footfalls at the station. The stations have been clubbed into three groups -- Non-suburban (NS), Suburban (S) and Halt (H). These groups have further been put in grades ranging from NSG 1-6, SG 1-3 and HG 1-3, respectively.[9]
Electrification & track doubling
The section is fully electrified. Track doubling work is in progress[10] and expected to finished in 2022.[11]
Rail Traffic
Around 25 trains running through this line including super-fast, express and passenger services. More trains are expected to be introduced along the route with the completion of track doubling.