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 3-Northeast Frontier Railway | |
 N.F. Railway Headquarter, Maligaon | |
| Overview | |
|---|---|
| Headquarters | Maligaon, Guwahati |
| Locale | Assam, West Bengal, Nagaland, Tripura, Sikkim, Manipur, Mizoram, Arunachal Pradesh, Meghalaya, Bihar |
| Dates of operation | January 15, 1958– |
| Predecessor | North Eastern Railway |
| Technical | |
| Track gauge | Broad gauge Narrow gauge |
| Previous gauge | Metre gauge |
| Other | |
| Website | North East Frontier Railway website |
The Northeast Frontier Railway (abbreviated NFR) is one of the 19 railway zones of the Indian Railways. It is headquartered in Maligaon, Guwahati in the state of Assam, and responsible for operation and expansion of rail network all across Northeastern states and some districts of eastern Bihar and northern West Bengal.