| Ort | Postleitzahl |
|---|---|
| 104krishnapuram, Orathanadu | 614902 |
| A.V. Puram, Orathanadu | 614626 |
| Aadapukottai, Orathanadu | 614902 |
| Adanakottai, Orathanadu | 614902 |
| Akkarai, Orathanadu | 614019 |
| Akkaraivattam, Orathanadu | 614614 |
| Alivoikkal, Orathanadu | 614904 |
| Allthankudikadu, Orathanadu | 614626 |
| Ambalapattu North, Orathanadu | 614626 |
| Ambalapattu South, Orathanadu | 614626 |
| Ambalapattu South Sivakollai, Orathanadu | 614626 |
| Ammaiyanpatti, Orathanadu | 614902 |
| Ammankudi, Orathanadu | 614614 |
| Andinathankadu, Orathanadu | 614625 |
| Andipatti North, Orathanadu | 614902 |
| Andipatti South, Orathanadu | 614902 |
| Arsuthividuthi, Orathanadu | 614614 |
| Arsuthiyar, Orathanadu | 614904 |
| Arumalaikottai, Orathanadu | 614019 |
| Arumulai, Orathanadu | 614905 |
| Auditorpannai, Orathanadu | 614614 |
| Avanandikollai, Orathanadu | 614628 |
| Avidanalla Vijayapuram, Orathanadu | 614626 |
| Ayangudi, Orathanadu | 614902 |
| Chatrapatti, Orathanadu | 614614 |
| Chettimandapam, Orathanadu | 614625 |