| S.No | Post Office Name | Pincode | Circle Name | Region Name | Division Name | Office Type | Delivery | District | State Name | Latitude | Longitude |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Admapur BO | 841504 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |
| 2 | Harnathpur BO | 841504 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |
| 3 | Karsar BO | 841504 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |
| 4 | Narhan BO | 841504 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |
| 5 | NIKHTI KALA BO | 841504 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |
| 6 | Raghunathpur SO Siwan | 841504 | Bihar Circle | Muzaffarpur Region | Siwan Division | PO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |
| 7 | Rajpur BO | 841504 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |
| 8 | Ramnagar BO | 841504 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |