| State | District | Location | Post Code |
|---|---|---|---|
| Bihar | SIWAN | Admapur BO | 841504 |
| Bihar | SIWAN | Harnathpur BO | 841504 |
| Bihar | SIWAN | Karsar BO | 841504 |
| Bihar | SIWAN | Narhan BO | 841504 |
| Bihar | SIWAN | NIKHTI KALA BO | 841504 |
| Bihar | SIWAN | Raghunathpur SO Siwan | 841504 |
| Bihar | SIWAN | Rajpur BO | 841504 |
| Bihar | SIWAN | Ramnagar BO | 841504 |