The
most common method is to make a call on 139 and entering the 10 digit PNR
number.
another
method to check the PNR status is using the SMS service. By typing PNR (your 10 digit number) and send it to 139.
An alternate number provided by IRCTC that is 5676747. The syntax remains same
for the mentioned number.
An
alternative method to get the PNR status over text messages is by sending the
10 digit PNR number to 9773300000 and getting the status.
