Indian Railways
www.indianrailways.gov.in

Indian Railways Online Passenger Reservation Site Providing Availability etc.
www.indianrail.gov.in/index.html

Mail/Express Train Names with Details 
www.indianrail.gov.in/mail_express_trn_list.html

Rajdhani Train Names with Details 
www.indianrail.gov.in/rajdhani_trn_list.html

Shatabdi Train Names with Details 
www.indianrail.gov.in/shatabdi_trn_list.html

IRCTC's Online Rail Reservation
www.irctc.co.in