PIN code 841240 – Siwan, Bihar
841240 is the PIN code of 4 post offices in Siwan district, Bihar, served by the Mahuwal Mahal SO sub office.
| Post office | Type | Delivery | Division |
|---|---|---|---|
| Mahuwal Mahal SOMap | Post office | Yes | Siwan Division |
| Chandparsa BOMap | Branch office | Yes | Siwan Division |
| Merhi BOMap | Branch office | Yes | Siwan Division |
| Tarwaparsa 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.