In Rohtas district, Bihar, PIN code 821309 is anchored by Amaura BO, a Branch Post Office. Mail addressed to this code is sorted through the Eastern Postal Region, across 8 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Amaura BO | BO | Branch Post Office |
| Dhanhara BO | BO | Branch Post Office |
| B Kaithi BO | BO | Branch Post Office |
| Danwar BO | BO | Branch Post Office |
| Osaon BO | BO | Branch Post Office |
| Samahuta BO | BO | Branch Post Office |
| Kachhwa SO Rohtas | OTHER | post office |
| Parsar BO | BO | Branch Post Office |
