Don't forget to buy food and drinks in advance if you need them: train stations do not always have shops, while onboard cafés are not always available and often very expensive.
For short distances like between Jhargram and Kolkata, busses and carpooling are good alternatives to the train, thanks to their low costs. Also, busses have the advantage of getting to the smallest towns where the is no train station.
What are the departure and arrival stations in Jhargram and Kolkata?
You can take the train to Kolkata at Jhargram(JGM), which arrives at Howrah Jn(HWH) or Shalimar(SHM).
How long to you need to get to Kolkata by train?
With the fastest connections you will be in Kolkata in 2 hours and 48 minutes, but on average it takes 3 hours and 21 minutes. The first train headed to Kolkata is at 02:10, while the last one leaves Jhargram at 08:10.