| Office Name | Ponvilainthakalathur S.O |
| Pincodes | 603405 |
| Area | Ponvilainthakalathur |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chengalpattu |
| Postal Region | Chennai Region |
| District | Kanchipuram |
| State | Tamil Nadu |
| Telephone No. | 044-27431432 |