| S.No | Post Office Name | Pincode | Circle Name | Region Name | Division Name | Office Type | Delivery | District | State Name | Latitude | Longitude |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Aghaila BO | 841436 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.275624 | 84.3029107 |
| 2 | Barheyan BO | 841436 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | GOPALGANJ | BIHAR | 26.353984 | 84.297494 |
| 3 | Barkagaon BO | 841436 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | GOPALGANJ | BIHAR | 26.3352 | 84.8085 |
| 4 | BR Bhan BO | 841436 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | GOPALGANJ | BIHAR | 26.3624534 | 84.3042333 |
| 5 | GS Manjha BO | 841436 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Non Delivery | GOPALGANJ | BIHAR | 26.3678 | 84.2547 |
| 6 | Hasua BO | 841436 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.353984 | 84.297494 |
| 7 | Hathwa SO | 841436 | Bihar Circle | Muzaffarpur Region | Siwan Division | PO | Delivery | GOPALGANJ | BIHAR | 26.3578056 | 84.2998611 |
| 8 | Jamsar BO | 841436 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | GOPALGANJ | BIHAR | 26.353984 | 84.297494 |
| 9 | Kusaundhi BO | 841436 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | GOPALGANJ | BIHAR | 26.353984 | 84.297494 |
| 10 | Machhagar BO | 841436 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | GOPALGANJ | BIHAR | 26.353984 | 84.297494 |
| 11 | Mirja Pur BO | 841436 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | GOPALGANJ | BIHAR | 26.353984 | 84.297494 |
| 12 | Pachlakhi BO | 841436 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | SIWAN | BIHAR | 26.353984 | 84.297494 |
| 13 | Peoli BO | 841436 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | GOPALGANJ | BIHAR | 26.353984 | 84.297494 |
| 14 | Repura BO | 841436 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | GOPALGANJ | BIHAR | 26.353984 | 84.297494 |
| 15 | Semraon BO | 841436 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | GOPALGANJ | BIHAR | 26.353984 | 84.297494 |
| 16 | Siswania BO | 841436 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | GOPALGANJ | BIHAR | 26.353984 | 84.297494 |
| 17 | Sohagpur BO | 841436 | Bihar Circle | Muzaffarpur Region | Siwan Division | BO | Delivery | GOPALGANJ | BIHAR | 26.2269722 | 84.8085 |