Vijayawada 11. South East Central SECR 2003, April 1 Bilaspur Bilaspur , Raipur , Nagpur 12. South Eastern SER 1955 Kolkata Adra , Chakradharpur , Kharagpur , Ranchi 13. South Western SWR 2003, April 1 Hubli Hubli , Bangalore , Mysore 14. Southern SR 1951, April 14 Chennai Chennai , Tiruchirappalli