Answer» Correct Answer - Option 4 : Hubli
The correct answer is Hubli. - The length of the southwestern railway is 3,566 Kilometers and it came into existence on 1st April 2003.
| Name of the Railway Zone | Zonal Headquarter | | Central Railway | Mumbai | | Eastern Railway | Kolkata | | East Central Railway | Hajipur | | East Coast Railway | Bhubaneshwar | | Northern Railway | Baroda House, New Delhi | | North Central Railway | Allahabad | | North Eastern Railway | Gorakhpur | | North Frontier Railway | Maligaon, Guwahati | | North Western Railway | Jaipur | | Southern Railway | Chennai |
| Name of the railway zone | Zonal Headquarters | | South Central Railway | Secunderabad | | South Eastern Railway | Garden Reach, Kolkata | | South East Central Railway | Bilaspur | | South Western Railway | Hubli | | Western Railway | Mumbai CST | | West Central Railway | Jabalpur | | Kolkata Metro | Kolkata | | Konkan Railway | Navi Mumbai |
|