There are 5 post offices under PIN code 628718.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Achankulam B.O | Branch Office | Delivery | Otapidaram | Tuticorin | Kovilpatti | Madurai | Tamil Nadu | Tamilnadu |
| 2 | Meenakshipuram B.O | Branch Office | Delivery | Otapidaram | Tuticorin | Kovilpatti | Madurai | Tamil Nadu | Tamilnadu |
| 3 | Nagampatti B.O | Branch Office | Delivery | Otapidaram | Tuticorin | Kovilpatti | Madurai | Tamil Nadu | Tamilnadu |
| 4 | Pasuvandanai S.O | Sub Office | Delivery | Ottapidaram | Tuticorin | Kovilpatti | Madurai | Tamil Nadu | Tamilnadu |
| 5 | Sillankulam B.O | Branch Office | Delivery | Otapidaram | Tuticorin | Kovilpatti | Madurai | Tamil Nadu | Tamilnadu |