| Office Name | Thumbur B.O |
| Pincodes | 517581 |
| Area | Thumbur |
| 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 | Thumbur B.O |
| Pincodes | 680662 |
| Area | Thumbur |
| Office Status | Branch Post Office |
| Postal Circle | Kerala |
| Postal Division | Irinjalakuda |
| Postal Region | Kochi |
| District | Thrissur |
| State | Kerala |
| Telephone No. | Na |
| Office Name | Thumbur B.O |
| Pincodes | 606902 |
| Area | Thumbur |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Tiruvannamalai |
| Postal Region | Chennai Region |
| District | Tiruvannamalai |
| State | Tamil Nadu |
| Telephone No. | Na |