| Office Name | Daudnagar S.O |
| Pincodes | 824143 |
| Area | Daudnagar |
| Office Status | Sub Post Office |
| Postal Circle | Bihar |
| Postal Division | Aurangabad Bihar |
| Postal Region | Patna Hq |
| District | Aurangabad Bh |
| State | Bihar |
| Telephone No. | 06328-228733 |
| Office Name | Daudnagar B.O |
| Pincodes | 844113 |
| Area | Daudnagar |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Vaishali |
| Postal Region | Patna Hq |
| District | Vaishali |
| State | Bihar |
| Telephone No. | Na |