Indian Overseas Bank, SIWAN
| Branch | SIWAN |
| Branch Code | 002227 |
| Bank | Indian Overseas Bank |
| Address | STATION ROAD, WARD NO.-16, BABUNIA MORE, SIWAN, BIHAR |
| Zip Code | 841226 |
| City | Siwan |
| District | SIWAN |
| State | BIHAR |
| MICR Code | NON MICR |
| IFSC Code | IOBA0002227 (IFSC Code is used for payment applications such as NEFT, RTGS and IMPS) |
| Weekly Holiday | Second and Fourth Saturdays and all Sundays |