| Post office | Kachhwa S.O (Rohtas) |
| Pin code | 821309 |
| Office type | S.O |
| Taluk / city | Nasriganj |
| District name | Rohtas |
| State name | Bihar |
| Delivery status | Delivery |
| Division name | Rohtas |
| Region name | Patna HQ |
| Circle name | Bihar |
| Related sub office | NA |
| Related head office | Sasaram H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 821309 | Amaura B.O | Dehri On Sone | Rohtas | Bihar |
| 821309 | Danwar B.O | Dehri On Sone | Rohtas | Bihar |
| 821309 | Dhanhara B.O | Dehri On Sone | Rohtas | Bihar |
| 821309 | Osaon B.O | Dehri On Sone | Rohtas | Bihar |
| 821309 | Parsar B.O | Dehri On Sone | Rohtas | Bihar |
| 821309 | B. Kaithi B.O | Nasriganj | Rohtas | Bihar |
| 821309 | Kachhwa S.O (Rohtas) | Nasriganj | Rohtas | Bihar |
| 821309 | Samahuta B.O | Nasriganj | Rohtas | Bihar |