PIN code 841420 – Gopalganj, Bihar
841420 is the PIN code of 7 post offices in Gopalganj district, Bihar, served by the Rajapatti SO sub office.
| Post office | Type | Delivery | Division |
|---|---|---|---|
| Rajapatti SOMap | Post office | Yes | Siwan Division |
| Faizullahpur BOMap | Branch office | Yes | Siwan Division |
| Gamhari BOMap | Branch office | Yes | Siwan Division |
| Harpurjan BOMap | Branch office | Yes | Siwan Division |
| Katalpur BOMap | Branch office | Yes | Siwan Division |
| Matiyari BOMap | Branch office | Yes | Siwan Division |
| Paharpur BOMap | Branch office | Yes | Siwan Division |
Source: India Post PIN code directory (Open Government Data). Branch offices usually get mail through their sub or head office.