| Post office | Adiyanur B.O |
| Pin code | 604403 |
| Office type | B.O |
| Taluk / city | Arni |
| District name | Tiruvannamalai |
| State name | Tamil Nadu |
| Delivery status | Delivery |
| Division name | Tiruvannamalai |
| Region name | Chennai Region |
| Circle name | Tamilnadu |
| Related sub office | Kilkodungalur S.O |
| Related head office | Arni H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 604403 | Adiyanur B.O | Arni | Tiruvannamalai | Tamil Nadu |
| 604403 | Badur B.O | Arni | Tiruvannamalai | Tamil Nadu |
| 604403 | Velliambakkam B.O | Arni | Tiruvannamalai | Tamil Nadu |
| 604403 | Irumbedu B.O | Vandavasi | Tiruvannamalai | Tamil Nadu |
| 604403 | Kilkodungalur S.O | Vandavasi | Tiruvannamalai | Tamil Nadu |
| 604403 | Kilnarma B.O | Vandavasi | Tiruvannamalai | Tamil Nadu |
| 604403 | Kottai B.O | Vandavasi | Tiruvannamalai | Tamil Nadu |
| 604403 | Kuvalai B.O | Vandavasi | Tiruvannamalai | Tamil Nadu |
| 604403 | Salvedu B.O | Vandavasi | Tiruvannamalai | Tamil Nadu |
| 604403 | Ulundai B.O | Vandavasi | Tiruvannamalai | Tamil Nadu |