In Buxar district, Bihar, PIN code 802130 is anchored by Dallupur BO, a Branch Post Office. Mail addressed to this code is sorted through the Eastern Postal Region, across 5 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Dallupur BO | BO | Branch Post Office |
| Gaighat BO | BO | Branch Post Office |
| Hathilpur BO | BO | Branch Post Office |
| Nimej SO | SO | Sub Post Office |
| Balua BO | BO | Branch Post Office |
