| Office Name | Alandur Reopened W.E.F.6.6.05 S.O |
| Pincodes | 600016 |
| Area | Alandur Reopened W.E.F.6.6.05 |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City South |
| Postal Region | Chennai Region |
| District | Kanchipuram |
| State | Tamil Nadu |
| Telephone No. | 044-22310097 |
| Office Name | Chennai Airport S.O |
| Pincodes | 600016 |
| Area | Chennai Airport |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City South |
| Postal Region | Chennai Region |
| District | Kanchipuram |
| State | Tamil Nadu |
| Telephone No. | 044-22560342 |
| Office Name | Meenambakkam S.O |
| Pincodes | 600016 |
| Area | Meenambakkam |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City South |
| Postal Region | Chennai Region |
| District | Kanchipuram |
| State | Tamil Nadu |
| Telephone No. | 044-22343135 |
| Office Name | St.Thomas Mount H.O |
| Pincodes | 600016 |
| Area | St.Thomas Mount |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City South |
| Postal Region | Chennai Region |
| District | Kanchipuram |
| State | Tamil Nadu |
| Telephone No. | 044-22320694 |