(PNR) ‘Passenger Name Record’ in itself, is just simply a 10 digit numeric reservation number, which is generated by the computer when you buy/book/reserve a ticket. PNR is unique for each ticket and printed on top left corner of your rail ticket. PNR is stored in Railway computerized reservation system.
Indian Railways department launched new phone number for enquiry, which is a completely free service and works all over India including small villages and towns. You just need to call ‘139′ from your BSNL landlines, MTNL landlines, Dolphin, Garuda, Idea, Spice Telecom and Vodaphone telecom operator enabled phones and get access to SMS, call back and fax facility.
It may be difficult to find any availability in the trains and we book the ticket even when we know that there is a long waiting list keeping hope on others to drop down. In that situation it is very important to keep track of your PNR status.
Check PNR via SMS
For Delhi and Mumbai residents another advantage is that you can just dial 139xxxxxxxxxx [10 digit ticket PNR number] and 139xxxx[4 digit train number] and get the train ticket PNR and train status instantly.