| Post office | Balasath B.O |
| Pin code | 843326 |
| Office type | B.O |
| Taluk / city | Nanpur |
| District name | Sitamarhi |
| State name | Bihar |
| Delivery status | Delivery |
| Division name | Sitamarhi |
| Region name | Muzaffarpur |
| Circle name | Bihar |
| Related sub office | Raipur S.O (Sitamarhi) |
| Related head office | Sitamarhi H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 843326 | Balasath B.O | Nanpur | Sitamarhi | Bihar |
| 843326 | Banaul B.O | Nanpur | Sitamarhi | Bihar |
| 843326 | Batra B.O | Nanpur | Sitamarhi | Bihar |
| 843326 | Garui B.O | Nanpur | Sitamarhi | Bihar |
| 843326 | Gaura B.O | Nanpur | Sitamarhi | Bihar |
| 843326 | M.Sakrauli B.O | Nanpur | Sitamarhi | Bihar |
| 843326 | Pandaul Buzurg B.O | Nanpur | Sitamarhi | Bihar |
| 843326 | Pokhraira B.O | Nanpur | Sitamarhi | Bihar |
| 843326 | Raipur S.O (Sitamarhi) | Nanpur | Sitamarhi | Bihar |