| Post office | Rupsagar B.O |
| Pin code | 802129 |
| Office type | B.O |
| Taluk / city | Nawanagar |
| District name | Buxar |
| State name | Bihar |
| Delivery status | Delivery |
| Division name | Bhojpur |
| Region name | Patna HQ |
| Circle name | Bihar |
| Related sub office | Nawanagar S.O (Buxar) |
| Related head office | Buxar H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 802129 | Bhatauli B.O | Dumraon | Buxar | Bihar |
| 802129 | Nawanagar S.O (Buxar) | Dumraon | Buxar | Bihar |
| 802129 | Pararia Pramanpur B.O | Dumraon | Buxar | Bihar |
| 802129 | Atimi B.O | Nawanagar | Buxar | Bihar |
| 802129 | Basaon Kalan B.O | Nawanagar | Buxar | Bihar |
| 802129 | Belaon B.O | Nawanagar | Buxar | Bihar |
| 802129 | Bisikala B.O | Nawanagar | Buxar | Bihar |
| 802129 | Dhanbakhra B.O | Nawanagar | Buxar | Bihar |
| 802129 | Girdharpur B.O | Nawanagar | Buxar | Bihar |
| 802129 | Jigna B.O | Nawanagar | Buxar | Bihar |
| 802129 | Karsar B.O | Nawanagar | Buxar | Bihar |
| 802129 | Nagwan B.O | Nawanagar | Buxar | Bihar |
| 802129 | Rupsagar B.O | Nawanagar | Buxar | Bihar |
| 802129 | Sikraul B.O | Nawanagar | Buxar | Bihar |