PIN code 841227 belongs to Chanaur BO (Branch Post Office), located in Siwan district, Bihar. It falls under the Eastern Postal Region and is served by 18 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Chanaur BO | BO | Branch Post Office |
| Chhapmathia BO | BO | Branch Post Office |
| Sarwe BO | BO | Branch Post Office |
| Basopali BO | BO | Branch Post Office |
| Hakam BO | BO | Branch Post Office |
| Barhni BO | BO | Branch Post Office |
| Papaur BO | BO | Branch Post Office |
| Sahlaur BO | BO | Branch Post Office |
| Siwan Mission House BO | BO | Branch Post Office |
| Gaushalaroad Siwan SO | SO | Sub Post Office |
| Khalishpur BO | BO | Branch Post Office |
| Mahuwari BO | BO | Branch Post Office |
| Nathuchhap BO | BO | Branch Post Office |
| Surwala BO | BO | Branch Post Office |
| Barhani Bazar BO | BO | Branch Post Office |
| Benusar BO | BO | Branch Post Office |
| Benusar Bujurg BO | BO | Branch Post Office |
| Ukhai BO | BO | Branch Post Office |
