| Office Name | Kalasamudram B.O |
| Pincodes | 632311 |
| Area | Kalasamudram |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Tiruvannamalai |
| Postal Region | Chennai Region |
| District | Tiruvannamalai |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kannamangalam Bazaar B.O |
| Pincodes | 632311 |
| Area | Kannamangalam Bazaar |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Tiruvannamalai |
| Postal Region | Chennai Region |
| District | Tiruvannamalai |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kannamangalam S.O |
| Pincodes | 632311 |
| Area | Kannamangalam |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Tiruvannamalai |
| Postal Region | Chennai Region |
| District | Tiruvannamalai |
| State | Tamil Nadu |
| Telephone No. | 04173-240676 |
| Office Name | Kulathur B.O |
| Pincodes | 632311 |
| Area | Kulathur |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Tiruvannamalai |
| Postal Region | Chennai Region |
| District | Tiruvannamalai |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kuppam B.O |
| Pincodes | 632311 |
| Area | Kuppam |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Tiruvannamalai |
| Postal Region | Chennai Region |
| District | Tiruvannamalai |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Vallam Kannamangalam B.O |
| Pincodes | 632311 |
| Area | Vallam Kannamangalam |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Tiruvannamalai |
| Postal Region | Chennai Region |
| District | Vellore |
| State | Tamil Nadu |
| Telephone No. | Na |