| Index no. | Post office Name | State name | District name | |
|---|---|---|---|---|
| 1 | Admapur B.O | bihar | siwan | |
| 2 | Agya B.O | bihar | siwan | |
| 3 | Akolhi B.O | bihar | siwan | |
| 4 | Alapur B.O | bihar | siwan | |
| 5 | Amarpur B.O | bihar | siwan | |
| 6 | Amlori B.O | bihar | siwan | |
| 7 | Andar S.O | bihar | siwan | |
| 8 | Ansar B.O | bihar | siwan | |
| 9 | Anugrhnagar B.O | bihar | siwan | |
| 10 | Aranda B.O | bihar | siwan |