| Office Name | Alagesa Nagar S.O |
| Pincodes | 603001 |
| Area | Alagesa Nagar |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chengalpattu |
| Postal Region | Chennai Region |
| District | Kanchipuram |
| State | Tamil Nadu |
| Telephone No. | -98942426 |
| Office Name | Chengalpattu Cutcherry S.O |
| Pincodes | 603001 |
| Area | Chengalpattu Cutcherry |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chengalpattu |
| Postal Region | Chennai Region |
| District | Kanchipuram |
| State | Tamil Nadu |
| Telephone No. | 044-27431432 |
| Office Name | Chengalpattu H.O |
| Pincodes | 603001 |
| Area | Chengalpattu |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chengalpattu |
| Postal Region | Chennai Region |
| District | Kanchipuram |
| State | Tamil Nadu |
| Telephone No. | 044-27431438 |
| Office Name | Chengalpattu Med.College S.O |
| Pincodes | 603001 |
| Area | Chengalpattu Med.College |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chengalpattu |
| Postal Region | Chennai Region |
| District | Kanchipuram |
| State | Tamil Nadu |
| Telephone No. | 044-27431432 |