PIN code 852105 belongs to Phulwaria BO (Branch Post Office), located in Supaul district, Bihar. It falls under the Eastern Postal Region and is served by 13 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Phulwaria BO | BO | Branch Post Office |
| Bhaptiyahi Bazar SO | SO | Sub Post Office |
| Andouli BO | BO | Branch Post Office |
| Bishanpur BO | BO | Branch Post Office |
| Saraigarh BO | BO | Branch Post Office |
| Baltharwa BO | BO | Branch Post Office |
| Kamaldaha BO | BO | Branch Post Office |
| Murli BO | BO | Branch Post Office |
| Banania BO | BO | Branch Post Office |
| Cahndpiper BO | BO | Branch Post Office |
| Gangapur BO | BO | Branch Post Office |
| Raharia BO | BO | Branch Post Office |
| Siyana BO | BO | Branch Post Office |
