| Office Name | Anna Road H.O |
| Pincodes | 600002 |
| Area | Anna Road |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Anna Road H.O |
| Postal Region | Chennai Region |
| District | Chennai |
| State | Tamil Nadu |
| Telephone No. | 044-28520926 |
| Office Name | Agaram B.O |
| Pincodes | 632506 |
| Area | Agaram |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Akkachikuppam B.O |
| Pincodes | 632510 |
| Area | Akkachikuppam |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Alapakkam B.O |
| Pincodes | 632508 |
| Area | Alapakkam |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Ammanur B.O |
| Pincodes | 631002 |
| Area | Ammanur |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Ammoor S.O |
| Pincodes | 632501 |
| Area | Ammoor |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | 04172-232332 |
| Office Name | Ammundi B.O |
| Pincodes | 632519 |
| Area | Ammundi |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Anaimallur B.O |
| Pincodes | 632507 |
| Area | Anaimallur |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Anaipakkam B.O |
| Pincodes | 631003 |
| Area | Anaipakkam |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Anandhalai B.O |
| Pincodes | 632513 |
| Area | Anandhalai |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Ananthangal B.O |
| Pincodes | 632511 |
| Area | Ananthangal |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Anvardhikhanpet S.O |
| Pincodes | 632502 |
| Area | Anvardhikhanpet |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | 04177-242591 |
| Office Name | Arakkonam H.O |
| Pincodes | 631001 |
| Area | Arakkonam |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | 04177-230520 |
| Office Name | Arapakkam B.O |
| Pincodes | 632517 |
| Area | Arapakkam |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Arcot Bazaar S.O |
| Pincodes | 632503 |
| Area | Arcot Bazaar |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | 01472-235396 |
| Office Name | Arcot S.O |
| Pincodes | 632503 |
| Area | Arcot |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | 04172-235410 |
| Office Name | Arcot West S.O |
| Pincodes | 632503 |
| Area | Arcot West |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | 04172-235410 |
| Office Name | Arigilapadi B.O |
| Pincodes | 631151 |
| Area | Arigilapadi |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Arumbakkam B.O |
| Pincodes | 632506 |
| Area | Arumbakkam |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Arungundram B.O |
| Pincodes | 632509 |
| Area | Arungundram |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Arakkonam |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | Na |