Southern Railway (SR) will operate following mail/express trains as superfast express trains in the new time table 2014 - 2015, which will come in to effect from July 2014.
The train numbers will be changed with effect from the dates mentioned against each train as under: Train 16627/16628 Chennai Central - Mangalore Central-Chennai Central West Coast Express will be renumbered as train 22637/22638 from July 13; train 16041/16042 Chennai Central - Alapuzha - Chennai Central express as train 22639/22640 from July 13; train 16323 Thiruvanathapuram - Shalimar Express as train 22641 from July 12; train 16324 Shalimar -Thiruvananthapuram Express as train 22642 from July 13; train 16309 Ernakulam Junction - Patna Express as train 22643 from July 14; train16325 Patna - Ernakulam Express as train 22644 from July 17; train 16325 Indore - Thiruvananthapuram Express as train 22645 from July 14; train 16326 Thiruvananthapuram - Indore Express as train 22646 from July 12; train 16327 Korba - Thiruvananthapuram express as train 22647 from July 16; and train 16328 Thiruvananthapuram - Korba Express as train 22648 from July 14.