| Office Name | Besantnagar S.O |
| Pincodes | 600090 |
| Area | Besantnagar |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City South |
| Postal Region | Chennai Region |
| District | Chennai |
| State | Tamil Nadu |
| Telephone No. | 044-24911609 |
| Office Name | Rajaji Bhavan S.O |
| Pincodes | 600090 |
| Area | Rajaji Bhavan |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City South |
| Postal Region | Chennai Region |
| District | Chennai |
| State | Tamil Nadu |
| Telephone No. | 044-24464988 |