Question: what is difference between mmct and bct?
Answer: The railways has decided to change the station code of Mumbai Central from BCT to MMCT from February 1, 2018. ... To curb rumours, Western Railway again clarified on Monday, “WR has decided to replace the station code of Mumbai Central main (BCT) and Mumbai Central local (BCL) with MMCT with effect from February 1, 2018.