In Rohtas district, Bihar, PIN code 821306 is anchored by Baraon Kala BO, a Branch Post Office. Mail addressed to this code is sorted through the Eastern Postal Region, across 4 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Baraon Kala BO | BO | Branch Post Office |
| Sohagi BO | BO | Branch Post Office |
| Darihat SO | SO | Sub Post Office |
| Paruhar BO | BO | Branch Post Office |
