PinCode: 844119, Kartahan Post Office, Lalganj, Vaishali, Bihar
| Post Office | Kartahan |
| Post Office Status | Branch Post Office (Delivery) |
| PinCode | 844119
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| Telephone | |
| Town/Taluk | Lalganj |
| District | Vaishali |
| State | Bihar |
| Postal Division | Vaishali |
| Postal Region | Patna HQ |
| Postal Circle | Bihar |
List of Other Post Offices in Lalganj, Vaishali, Bihar