| Office Name | Eraiyur B.O |
| Pincodes | 604304 |
| Area | Eraiyur |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Pondicherry |
| Postal Region | Chennai Region |
| District | Villupuram |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Eraiyur B.O |
| Pincodes | 606704 |
| Area | Eraiyur |
| 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 | Eraiyur B.O |
| Pincodes | 621113 |
| Area | Eraiyur |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Srirangam |
| Postal Region | Tiruchy |
| District | Perambalur |
| State | Tamil Nadu |
| Telephone No. | Na |