| Index no. | Post office Name | State name | District name | |
|---|---|---|---|---|
| 1 | Ahirauli B.O | bihar | buxar | |
| 2 | Akhauripur Gola B.O | bihar | buxar | |
| 3 | Amsari B.O | bihar | buxar | |
| 4 | Arak S.O | bihar | buxar | |
| 5 | Ariaon B.O | bihar | buxar | |
| 6 | Arjunpur B.O | bihar | buxar | |
| 7 | Asha Parari B.O | bihar | buxar | |
| 8 | Athar B.O | bihar | buxar | |
| 9 | Atimi B.O | bihar | buxar | |
| 10 | Atrauna B.O | bihar | buxar |