| Index no. | Post office Name | State name | District name | |
|---|---|---|---|---|
| 1 | A K Padavedu B.O | tamil-nadu | tiruvannamalai | |
| 2 | Adaiyur B.O | tamil-nadu | tiruvannamalai | |
| 3 | Adamangalam S.O | tamil-nadu | tiruvannamalai | |
| 4 | Adanur B.O | tamil-nadu | tiruvannamalai | |
| 5 | Adiannamalai B.O | tamil-nadu | tiruvannamalai | |
| 6 | Adiyanur B.O | tamil-nadu | tiruvannamalai | |
| 7 | Agraharapalayam B.O | tamil-nadu | tiruvannamalai | |
| 8 | Akkur S.O (Tiruvannamalai) | tamil-nadu | tiruvannamalai | |
| 9 | Alathur B.O | tamil-nadu | tiruvannamalai | |
| 10 | Alathur B.O | tamil-nadu | tiruvannamalai |