Bihar Gramin Bank Bgb branches in Bhagalpur: Get the list of Bihar Gramin Bank Bgb MICR codes in Bhagalpur which are made available by Branch. Bhagalpur MICR code is a character-recognition technology used mainly by the banking industry to ease the processing and clearance of cheques and other documents. Bhagalpur MICR code has 9 digits first three digits are Bhagalpur City Code, second three digits are Bhagalpur bank code and last three are Bhagalpur branch code.