World's largest rail-network under a single management Indian Railways is now ready with its new mobile information system to further ease access to the existing railways inquiry system, the new all India railways information access number 139 allows passengers to access train information like PNR status, current train schedule, fare inquiry and accommodation availability anywhere, anytime through SMS on their mobile phones.

Currently the service is available to Airtel, Vodafone, MTNL, Idea, Aircel, BPL and TATA customers only, surprisingly India's largest telecom service provider BSNL is not in the list of current supported providers but access from BSNL and Reliance network is coming soon, you can find the SMS codes you will need to access various information from the service at the end of the post, keep in mind this is a premium service and is charged at Rs. 3/- per SMS.