PIN code 802122 belongs to Hethua BO (Branch Post Office), located in Buxar district, Bihar. It falls under the Eastern Postal Region and is served by 7 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Hethua BO | BO | Branch Post Office |
| Deoria BO | BO | Branch Post Office |
| Sisrarh BO | BO | Branch Post Office |
| Mangraon Sangraon BO | BO | Branch Post Office |
| Nagpur BO | BO | Branch Post Office |
| Hitawarajpur SO | SO | Sub Post Office |
| Rauni BO | BO | Branch Post Office |
