| Office Name | Kalaignar Karunanidhi Nagar S.O |
| Pincodes | 600078 |
| Area | Kalaignar Karunanidhi Nagar |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City South |
| Postal Region | Chennai Region |
| District | Chennai |
| State | Tamil Nadu |
| Telephone No. | 044-23662322 |