| Post office | Arma B.O |
| Pin code | 811309 |
| Office type | B.O |
| Taluk / city | Surajgarha |
| District name | Lakhisarai |
| State name | Bihar |
| Delivery status | Delivery |
| Division name | Monghyr |
| Region name | Patna HQ |
| Circle name | Bihar |
| Related sub office | Kajra S.O |
| Related head office | Munger H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 811309 | Kajra S.O | Lakhisarai | Lakhisarai | Bihar |
| 811309 | Arma B.O | Surajgarha | Lakhisarai | Bihar |
| 811309 | Lai B.O | Surajgarha | Lakhisarai | Bihar |
| 811309 | Pawai B.O | Surajgarha | Lakhisarai | Bihar |
| 811309 | Pokhrama B.O | Surajgarha | Lakhisarai | Bihar |
| 811309 | Urain B.O | Surajgarha | Lakhisarai | Bihar |