Headquarters of Railway Zone
1. Southern Railway (South) - Chennai
2. South Eastern Railway (South East) - Kolkata
3. South Central - Secunderabad
4. South East Central - Bilaspur
5. South Western Railway (South West) - Hubli
6. Eastern Railway (East) - Kolkata
7. East Middle - Hajipur
8. East Coast - Bhubaneshwar
9. Western Railway (West) - Mumbai
10. Central Railway - Mumbai
11. Northern Railway (North) - Delhi
12. North Central Railway (North Central) - Allahabad
13. North West - Jaipur
14. West Central Railway - Jabalpur
15. North Eastern Railway (North East) - Gorakhpur
16. Northeast Frontier Railway - Maligaon (Guwahati)
17. Kolkata Metro - Kolkata
18. South Coast Railway - Visakhapatnam (New 27 July 2019)