| S.No | Post Office Name | Pincode | Circle Name | Region Name | Division Name | Office Type | Delivery | District | State Name | Latitude | Longitude |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Ansar BO | 841203 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |
| 2 | Bakhari BO | 841203 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |
| 3 | Bangra Ke Bari BO | 841203 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |
| 4 | Chainpur SO Siwan | 841203 | Bihar Circle | Muzaffarpur Region | Siwan Division | PO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |
| 5 | Chhitauli BO | 841203 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |
| 6 | Dighwalia BO | 841203 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |
| 7 | Jagdishpur BO | 841203 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |
| 8 | Nandamura BO | 841203 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |
| 9 | Ramgarh BO | 841203 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |
| 10 | Sarhara BO | 841203 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.2269722 | 84.3564167 |