| Office Name | Eral S.O |
| Pincodes | 628801 |
| Area | Eral |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Tuticorin |
| Postal Region | Madurai |
| District | Tuticorin |
| State | Tamil Nadu |
| Telephone No. | 04630-270502 |
| Office Name | Korkai B.O |
| Pincodes | 628801 |
| Area | Korkai |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Tuticorin |
| Postal Region | Madurai |
| District | Tuticorin |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Vallavallan B.O |
| Pincodes | 628801 |
| Area | Vallavallan |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Tuticorin |
| Postal Region | Madurai |
| District | Tuticorin |
| State | Tamil Nadu |
| Telephone No. | Na |