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Short Form
Full Form
Indian Railways Catering and Tourism Corporation
Rail India Technical and Economic Services- which takes on planning- design- and operational work in other countries (Angola- Mozambique- Zimbabwe- Botswana- Mexico- Zambia- Nepal- etc)
Delhi Metro Rail Corporation
Indian Railways Corporation (proposed)
Research- Design and Standards Organization
Indian Railways Construction Company- now IRCON International Ltd- which takes on contract work to build railways in other countries (Iraq- Nepal- Indonesia)
Railtel Corporation of India- Ltd
Railway Staff College- Vadodara
Railway Board
Calcutta Tramways Corporation
Mass Rapid Transit System (Chennai)
Container Corporation of India
Computer Maintenance Corporation- also Calcutta Metro Corporation
Indian Railway Accounts Services (financial management)
Railway Protection Force (also see below- Miscellaneous)
Central Organization for the Modernization of Workshops
Centre for Railway Information Systems
Wheel and Axle Plant- Yelahanka (also a loco classification
Indian Railways Finance Corporation
Bombay Port Trust (later MPT)
Central Organization for Railway Electrification
Indian Railway Medical Services
National Railway Mazdoor Union (railway employees trade union)
Indian Railway Conference Association (body that issues inspection guidelines- allots wagon codes- inspects workshops)
International Tourist Bureau (New Delhi)
Indian Railways Central Organization for Telecom
Rail Vikas Nigam Ltd
Metropolitan Transport Project (Railways)- Bombay
Central Office of Standards (predecessor of RDSO)
Indian Steam Railway Society
All-India Railwaymens Federation (union organization)
Konkan Railway Corporation- Ltd
Indian Railway Service of Engineers
Mumbai Rail Vikas Corporation
Indian Railways Insitute of Signal Engineering and Telecommunications- Secunderabad
Indian Railways Institute of Civil Engineering- Pune
Indian Railway Traffic Services (management- marketing)
National Federation of Indian Railwaymen (union organization)
indian Railway Personnel Services (human resources)
Indian Railway Service of Mechanical Engineers
Railway Board Secretariat Services (part of Railway Ministry)
Indian Railways Institute of Electrical Engineering- Nasik
Indian Railway Service of Signal Engineers
Indian Railways Institute of Advanced Track Technology
Rail Infrastructure Development Corporation (Karnataka) Ltd
Indian Railways Institute of Mechanical and Electrical Engineering- Jamalpur
Indian Railway Service of Electrical Engineers
Mumbai Urban Transport Project (a World Bank project)
Model Railway Society of Pune
Central Organization for Operations Information Systems
Indian Railways Executive Board (proposed)
Pipavav Railway Corporation Ltd
Diesel Component Works- Patiala
Railway Officers Medical Association
Mumbai Port Trust (see BPT)
Bangalore Metropolitan Rail Transit Corporation- Ltd
Indian Railway Stores Services (inventory control)
Siemens and General Electric Railway Signal Co- Ltd
Railway Testing and Research Centre (a predecessor of RDSO)
Indian Railway Signal and Telecom Engineering
Kolkata Mass Rapid Transit
Federation of Officers Associations (umbrella organization for railway officers groups)
National Rail Museum- New Delhi
Konkan Railway Institute for Staff Training
Konkan Railway Development Corporation
Indian Railway Public Health Association
Railway Womens Welfare Central Organization
Friends of the National Rail Museum
Long Range Decision Support System
Institution of Permanent Way Engineers
Light Rail Transit System (proposed- Kolkata)
Indian Railways Regulatory Authority (proposed)
Elevated Light Rail Transit System (proposed- Bangalore)

Railways-Trasport full forms