| Sr. No. | Office Name | Pincode | Office Type Status | Delivery Status | Division | Region | Circle | Taluk | District Name | Telephone | Related Sub Office | Related Head office |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. | Agaram B.O | 632506 | Branch Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Arcot | Vellore | - | Kalavai S.O | Ranipet H.O |
| 2. | Akkachikuppam B.O | 632510 | Branch Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Arakkonam | Vellore | - | Minnal S.O | Arakkonam H.O |
| 3. | Alapakkam B.O | 632508 | Branch Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Walajapet | Vellore | - | Kaveripak S.O | Ranipet H.O |
| 4. | Ammanur B.O | 631002 | Branch Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Arakkonam | Vellore | - | Palanipet S.O | Arakkonam H.O |
| 5. | Ammoor S.O | 632501 | Sub Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Wallajah | Vellore | 04172-232332 | - | Ranipet H.O |
| 6. | Ammundi B.O | 632519 | Branch Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Walajapet | Vellore | - | Vellore Sugar Mills S.O | Ranipet H.O |
| 7. | Anaimallur B.O | 632507 | Branch Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Arcot | Vellore | - | Kavanur S.O | Ranipet H.O |
| 8. | Anaipakkam B.O | 631003 | Branch Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Arakkonam | Vellore | - | Jothinagar S.O | Arakkonam H.O |
| 9. | Anandhalai B.O | 632513 | Branch Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Walajapet | Vellore | - | Walajapet S.O | Ranipet H.O |
| 10. | Ananthangal B.O | 632511 | Branch Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Arcot | Vellore | - | Sakkaramallur S.O | Ranipet H.O |
| 11. | Anvardhikhanpet S.O | 632502 | Sub Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Arakkonam | Vellore | 04177-242591 | - | Arakkonam H.O |
| 12. | Arakkonam H.O | 631001 | Head Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Arakkonam | Vellore | 04177-230520 | - | - |
| 13. | Arapakkam B.O | 632517 | Branch Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Walajapet | Vellore | - | Ratnagiri Kilminnal S.O | Ranipet H.O |
| 14. | Arcot Bazaar S.O | 632503 | Sub Post Office | Non-Delivery | Arakkonam | Chennai Region | Tamilnadu | Arcot | Vellore | 01472-235396 | - | Ranipet H.O |
| 15. | Arcot S.O | 632503 | Sub Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Arcot | Vellore | 04172-235410 | - | Ranipet H.O |
| 16. | Arcot West S.O | 632503 | Sub Post Office | Non-Delivery | Arakkonam | Chennai Region | Tamilnadu | Arcot | Vellore | 04172-235410 | - | Ranipet H.O |
| 17. | Arigilapadi B.O | 631151 | Branch Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Arakkonam | Vellore | - | Takkolam S.O | Arakkonam H.O |
| 18. | Arumbakkam B.O | 632506 | Branch Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Arcot | Vellore | - | Kalavai S.O | Ranipet H.O |
| 19. | Arungundram B.O | 632509 | Branch Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Walajapet | Vellore | - | Melvisharam S.O | Ranipet H.O |
| 20. | Asamandhur B.O | 632502 | Branch Post Office | Delivery | Arakkonam | Chennai Region | Tamilnadu | Arakkonam | Vellore | - | Anvardhikhanpet S.O | Arakkonam H.O |
