| Post office | Krishnagarh B.O |
| Pin code | 802313 |
| Office type | B.O |
| Taluk / city | Arrah |
| District name | Bhojpur |
| State name | Bihar |
| Delivery status | Delivery |
| Division name | Bhojpur |
| Region name | Patna HQ |
| Circle name | Bihar |
| Related sub office | Gunari S.O |
| Related head office | Arrah H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 802313 | Gunari S.O | Arrah | Bhojpur | Bihar |
| 802313 | Krishnagarh B.O | Arrah | Bhojpur | Bihar |
| 802313 | Saraiyan B.O | Arrah | Bhojpur | Bihar |
| 802313 | Daulatpur B.O | Rajpur | Buxar | Bihar |