| State | District | Location | Post Code |
|---|---|---|---|
| Bihar | SIWAN | Bherwania BO | 841507 |
| Bihar | SIWAN | Bithuna BO | 841507 |
| Bihar | SIWAN | Chakia BO | 841507 |
| Bihar | SIWAN | Govindapur BO | 841507 |
| Bihar | SIWAN | Lawa Rampur BO | 841507 |
| Bihar | SIWAN | Mora SO Siwan | 841507 |
| Bihar | SIWAN | PKRampur BO | 841507 |
| Bihar | SIWAN | Sadiha BO | 841507 |
| Bihar | SIWAN | Singhauli BO | 841507 |