| Bank | Hdfc Bank |
| State | Bihar |
| District | Siwan |
| Branch | Siwan Bihar |
| Branch CODE | 000949 (Last 6 Characters of the IFSC Code) |
| Phone | 8602666161 |
| ifsc | HDFC0000949 |
| Bank | Hdfc Bank |
| State | Bihar |
| District | Siwan |
| Branch | Maharajganj Bihar |
| Branch CODE | 004336 (Last 6 Characters of the IFSC Code) |
| Phone | 2666161 |
| ifsc | HDFC0004336 |
| Bank | Hdfc Bank |
| State | Bihar |
| District | Siwan |
| Branch | Mairwa |
| Branch CODE | 006437 (Last 6 Characters of the IFSC Code) |
| Phone | 2026161 |
| ifsc | HDFC0006437 |
| Bank | Hdfc Bank |
| State | Bihar |
| District | Siwan |
| Branch | Siwan Ii |
| Branch CODE | 006993 (Last 6 Characters of the IFSC Code) |
| Phone | 2676161 |
| ifsc | HDFC0006993 |