| Post office | Diha B.O |
| Pin code | 803120 |
| Office type | B.O |
| Taluk / city | Tharthari |
| District name | Nalanda |
| State name | Bihar |
| Delivery status | Delivery |
| Division name | Nalanda |
| Region name | Patna HQ |
| Circle name | Bihar |
| Related sub office | Asta S.O |
| Related head office | Biharsharif H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 803120 | Ajaypur B.O | Nursarai | Nalanda | Bihar |
| 803120 | Dharampur B.O | Nursarai | Nalanda | Bihar |
| 803120 | Asta S.O | Tharthari | Nalanda | Bihar |
| 803120 | Choti Chariari B.O | Tharthari | Nalanda | Bihar |
| 803120 | Diha B.O | Tharthari | Nalanda | Bihar |
| 803120 | Narari B.O | Tharthari | Nalanda | Bihar |
| 803120 | Pratappur B.O | Tharthari | Nalanda | Bihar |
| 803120 | Raipur Koil Bigha B.O | Tharthari | Nalanda | Bihar |