| Office Name | Kalathur B.O |
| Pincodes | 517643 |
| Area | Kalathur |
| Office Status | Branch Post Office |
| Postal Circle | Andhra Pradesh |
| Postal Division | Tirupati |
| Postal Region | Kurnool |
| District | Chittoor |
| State | Andhra Pradesh |
| Telephone No. | Na |
| Office Name | Kalathur B.O |
| Pincodes | 632531 |
| Area | Kalathur |
| 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 | Kalathur B.O |
| Pincodes | 613703 |
| Area | Kalathur |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Kumbakonam |
| Postal Region | Tiruchy |
| District | Tiruvarur |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kalathur B.O |
| Pincodes | 614804 |
| Area | Kalathur |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Pattukottai |
| Postal Region | Tiruchy |
| District | Thanjavur |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kalathur B.O |
| Pincodes | 612802 |
| Area | Kalathur |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Thanjavur |
| Postal Region | Tiruchy |
| District | Thanjavur |
| State | Tamil Nadu |
| Telephone No. | Na |