| Sr. No. | Office Name | Pincode | Office Type Status | Delivery Status | Division | Region | Circle | Taluk | District Name | Telephone | Related Sub Office | Related Head office |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. | Acharapakkam R.S. B.O | 603301 | Branch Post Office | Non-Delivery | Chengalpattu | Chennai Region | Tamilnadu | - | Kanchipuram | - | Acharapakkam S.O | Chengalpattu H.O |
| 2. | Acharapakkam S.O | 603301 | Sub Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | - | Kanchipuram | 044-27523009 | - | Chengalpattu H.O |
| 3. | Alagesa Nagar S.O | 603001 | Sub Post Office | Non-Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalpattu | Kanchipuram | -98942426 | - | Chengalpattu H.O |
| 4. | Alathur Industrial Estate B.O | 603110 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalpattu | Kanchipuram | - | Tiruporur S.O | Chengalpattu H.O |
| 5. | Ammanambakkam B.O | 603109 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Tirukalikundram | Kanchipuram | - | Tirukalikundram S.O | Chengalpattu H.O |
| 6. | Ammanambakkam B.O | 603003 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalpattu | Kanchipuram | - | Vallam S.O | Chengalpattu H.O |
| 7. | Anaicut B.O | 603312 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | - | Kanchipuram | - | Pavunjur S.O | Chengalpattu H.O |
| 8. | Anambakkam B.O | 603107 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Uthiramerur | Kanchipuram | - | Salavakkam S.O | Chengalpattu H.O |
| 9. | Ananthamangalam B.O | 603307 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalpattu | Kanchipuram | - | Orathy S.O | Chengalpattu H.O |
| 10. | Andarkuppam B.O | 603401 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Cheyyur | Kanchipuram | - | Chunampet S.O | Chengalpattu H.O |
| 11. | Anjur B.O | 603204 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalpattu | Kanchipuram | - | Singaperumalkoil S.O | Chengalpattu H.O |
| 12. | Annai Anjugam Nagar S.O | 603211 | Sub Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | - | Kanchipuram | 044-27431432 | - | Chengalpattu H.O |
| 13. | Anupuram S.O | 603127 | Sub Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Tirukalikundram | Kanchipuram | 044-27482188 | - | Chengalpattu H.O |
| 14. | Anur B.O | 603405 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalpattu | Kanchipuram | - | Ponvilainthakalathur S.O | Chengalpattu H.O |
| 15. | Appur B.O | 603204 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalpattu | Kanchipuram | - | Singaperumalkoil S.O | Chengalpattu H.O |
| 16. | Arumbuliyur B.O | 603106 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Uthiramerur | Kanchipuram | - | Orakattupettai S.O | Chengalpattu H.O |
| 17. | Arungunam B.O | 603306 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Madurantakam | Kanchipuram | - | Madurantakam S.O | Chengalpattu H.O |
| 18. | Athur-chengalpattu S.O | 603101 | Sub Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalpattu | Kanchipuram | 044-27431432 | - | Chengalpattu H.O |
| 19. | Ayakonamkolathur B.O | 603310 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | - | Kanchipuram | - | Thozhupedu S.O | Chengalpattu H.O |
| 20. | Ayapakkam B.O | 603102 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Tiruklalikundram | Kanchipuram | - | Kalpakkam S.O | Chengalpattu H.O |
