| Post office | Singhaul B.O |
| Pin code | 811102 |
| Office type | B.O |
| Taluk / city | Sarmera |
| District name | Nalanda |
| State name | Bihar |
| Delivery status | Delivery |
| Division name | Monghyr |
| Region name | Patna HQ |
| Circle name | Bihar |
| Related sub office | Mehus S.O |
| Related head office | Munger H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 811102 | Esuwa B.O | Sarmera | Nalanda | Bihar |
| 811102 | Singhaul B.O | Sarmera | Nalanda | Bihar |
| 811102 | Sasaur B.O | Sermera | Nalanda | Bihar |
| 811102 | Gagaur B.O | Ghat Kushambha | Sheikhpura | Bihar |
| 811102 | Katari B.O | Sheikhpura | Sheikhpura | Bihar |
| 811102 | Mafo B.O | Sheikhpura | Sheikhpura | Bihar |
| 811102 | Mehus S.O | Sheikhpura | Sheikhpura | Bihar |