New or change request status track for PAN card
https://tin.tin.nsdl.com/tan/StatusTrack.html
Indian Railway details
http://www.indianrail.gov.in/
INDIA, USA and UK railway station codes
http://www.stationcodes.com/railway-station-codes.htm
ISD (International Subscriber Dialing) code search for all countries–
http://www.bsnl.co.in/isdsearch.php