In Rohtas district, Bihar, PIN code 821111 is anchored by Baraila BO, a Branch Post Office. Mail addressed to this code is sorted through the Eastern Postal Region, across 10 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Baraila BO | BO | Branch Post Office |
| Thanua BO | BO | Branch Post Office |
| Torni BO | BO | Branch Post Office |
| PIYAN KALA BO | BO | Branch Post Office |
| Kirhindi BO | BO | Branch Post Office |
| SONAHAR BO (SHIVSAGAR) | OTHER | post office |
| TEKARI BO | BO | Branch Post Office |
| Dumari Sahpur BO | BO | Branch Post Office |
| Silari BO | BO | Branch Post Office |
| Sheosagar SO | SO | Sub Post Office |
