As you have asked about the IFSC code details of the Oriental Bank of Commerce Maharajganj branch, I am giving you information about it, check below for the details

Bank: ORIENTAL BANK OF COMMERCE

Address:
LOHIA NAGAR,PHARENDA ROAD,
MAHARAJGANJ, UP.PIN-273303

State: UTTAR PRADESH
District: MAHARAJGANJ
Branch: MAHARAJGANJ

IFSC Code:
ORBC0101420 (used for RTGS, IMPS and NEFT transactions)

Branch Code:
Last six characters of IFSC Code represent Branch code.

MICR Code: 273022202

You can also take help of branch locator tool to get the information.
To use it
Go to OBC website
Click on ATM/ Branches
Click on Branch locator, the page open look like



Here enter the required details and you will get the information.