| Office Name | Kalvoy B.O |
| Pincodes | 603108 |
| Area | Kalvoy |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chengalpattu |
| Postal Region | Chennai Region |
| District | Kanchipuram |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kalvoy B.O |
| Pincodes | 628622 |
| Area | Kalvoy |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Tuticorin |
| Postal Region | Madurai |
| District | Tuticorin |
| State | Tamil Nadu |
| Telephone No. | Na |