| Post Office | Pudupattinam |
| Division | Chengalpattu |
| Region | Chennai Region |
| Circle | Tamilnadu |
| Taluka | Tirukalukundram |
| District | Kanchipuram |
| State | Tamil Nadu |
| Phone | NA |
| Sub Office | Pudupattinam Colony S.O |
| Head Office | Chengalpattu H.O |
| Pincode |
603102
|
| Post Office | Pudupattinam Colony |
| Division | Chengalpattu |
| Region | Chennai Region |
| Circle | Tamilnadu |
| Taluka | Tirukalukundram |
| District | Kanchipuram |
| State | Tamil Nadu |
| Phone | 044-27431432 |
| Sub Office | NA |
| Head Office | Chengalpattu H.O |
| Pincode |
603102
|
| Post Office | Reactor Research Centre |
| Division | Chengalpattu |
| Region | Chennai Region |
| Circle | Tamilnadu |
| Taluka | Tirukalukundram |
| District | Kanchipuram |
| State | Tamil Nadu |
| Phone | NA |
| Sub Office | Kalpakkam S.O |
| Head Office | Chengalpattu H.O |
| Pincode |
603102
|
| Post Office | Tirukalikundram Bazaar |
| Division | Chengalpattu |
| Region | Chennai Region |
| Circle | Tamilnadu |
| Taluka | Tirukalukundram |
| District | Kanchipuram |
| State | Tamil Nadu |
| Phone | 044-27431432 |
| Sub Office | NA |
| Head Office | Chengalpattu H.O |
| Pincode |
603109
|
| Post Office | Vittalapuram |
| Division | Chengalpattu |
| Region | Chennai Region |
| Circle | Tamilnadu |
| Taluka | Tirukalukundram |
| District | Kanchipuram |
| State | Tamil Nadu |
| Phone | NA |
| Sub Office | Kalpakkam S.O |
| Head Office | Chengalpattu H.O |
| Pincode |
603102
|