IRCTC : means Indian Railway Catering and Tourism Corporation, it is a subsidiary of Indian Railways which undertakes the functions of catering, e-ticketing and tourism.
I.R.C.T.C. can be said as a government body having its headquarter at New Delhi.
IRCTC PNR ?
PNR : is a unique 10 digit numeric number given by railway to its passengers to track and manage the online ticketing and reservation system.
PNR stands for Passenger Name Record stored in database of railway.
IRCTC PNR Status
PNR status is the status of ticket reserved by the passenger. It can be checked by the 10 digit PNR no. given by Indian railways. You can do that by entering that no. at above top right box to check the status of your PNR number.
You can also check your PNR status in following ways:
It provides the facility of booking your rail ticket online. After registration and successful payment then you will be given a 10 digit number that is called PNR. Now users does not require to carry a paper printout of the reserved ticket, they can show the sms recieved on mobile or email on laptop. It is approved by government to save paper and promote make environment green.
Besides providing services in railway industry it also provides following service. It is expanding itself at a very fast growth rate and as in railway it seems it will also have a good pie in air travel sector.
2. Air Travel
3. Hotel Bookings
Refer here for complete list of IRCTC services.