| Office Name | Greams Road S.O |
| Pincodes | 600006 |
| Area | Greams Road |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City Central |
| Postal Region | Chennai Region |
| District | Chennai |
| State | Tamil Nadu |
| Telephone No. | 044-28282791 |
| Office Name | Old College Buildings S.O |
| Pincodes | 600006 |
| Area | Old College Buildings |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City Central |
| Postal Region | Chennai Region |
| District | Chennai |
| State | Tamil Nadu |
| Telephone No. | 044-28251570 |
| Office Name | Shastri Bhavan S.O |
| Pincodes | 600006 |
| Area | Shastri Bhavan |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City Central |
| Postal Region | Chennai Region |
| District | Chennai |
| State | Tamil Nadu |
| Telephone No. | 044-28270219 |
| Office Name | Teynampet West S.O |
| Pincodes | 600006 |
| Area | Teynampet West |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City Central |
| Postal Region | Chennai Region |
| District | Chennai |
| State | Tamil Nadu |
| Telephone No. | 044-24349193 |