| Post office | Kartahan B.O |
| Pin code | 844119 |
| Office type | B.O |
| Taluk / city | Lalganj |
| District name | Vaishali |
| State name | Bihar |
| Delivery status | Delivery |
| Division name | Vaishali |
| Region name | Patna HQ |
| Circle name | Bihar |
| Related sub office | Ghataro S.O |
| Related head office | Hajipur H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 844119 | Ghataro S.O | Goroul | Vaishali | Bihar |
| 844119 | Kartahan B.O | Lalganj | Vaishali | Bihar |
| 844119 | Pachdamia B.O | Lalganj | Vaishali | Bihar |