to Indian Railways' official Web-sites

 

Zonal Railways Production Units Corporation sites Others
South East Central Railway Chittaranjan Loco Works Central Organisation For Modernisation of Workshops  Rail Vikas Nigam Ltd.
Central Railway Deisel-Loco Modernisation Works Centre for Railway Information System Central Organisation for Railway Electrification
East Central Railway Diesel Locomotive Works Container Corporation of India Ltd. Delhi Metro Rail Corporation

Federation of Railway Officers Associations
East Coast Railway Integral Coach Factory Indian Railway Catering and Tourism Corporation Ltd. Indian Railway Accounts Service Association
Eastern Railway Rail Coach Factory Indian Railway Finance Corporation Indian Railway Accounting
Reforms
North Central Railway Rail Wheel Factory IRCON International Ltd. Indian Railway Central Organisation for  Telecom
North Eastern Railway

 

 Konkan Railway Corporation's Indian Railway Stores Services
North Western Railway    Mumbai Railway Vikas Corporation Indian Railway Welfare Organisation
Northeast Frontier Railway    RAILTEL Corporation of India Ltd. Indian Railways Institute of Electrical Engineering
Northern Railway    RITES Ltd. Indian Railways Institute of Signal Engineering and Telecommunications
South Central Railway    Pipavav Railway Corporation Limited Institute of Rail transport
South Eastern Railway      National Rail Museum sites
South Western Railway       Palace on Wheels
Southern Railway         Railway Board
West Central Railway         Railway Recruitment Boards
Western Railway        Railway Staff College, Baroda
      Research Design and Standards Organisation
      Indian Railways Institute of Mechanical and Electrical Engineering
      Dargeeling Himalayan Railways