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