| Place | Postal Code |
|---|---|
| Aambukoil, Alangudi | 622302 |
| Aavudaiyapatty, Alangudi | 622303 |
| Alagambalpuram, Alangudi | 622303 |
| Alangadu, Alangudi | 622301 |
| Alangudi, Alangudi | 622301 |
| Ambedkar Nagar, Alangudi | 622304 |
| Ammanipatti, Alangudi | 622302 |
| Ammayapatti, Alangudi | 622303 |
| Anavayal, Alangudi | 622304 |
| Anavayal I Bit, Alangudi | 622304 |
| Andavarayapuram, Alangudi | 622304 |
| Anganviduthi, Alangudi | 622302 |
| Annanagar, Alangudi | 622304 |
| Arangulammanjuvayal, Alangudi | 622302 |
| Aranmanaithoppu, Alangudi | 622304 |
| Arasadipatti, Alangudi | 622301 |
| Arayapatti, Alangudi | 614622 |
| Ariyandi, Alangudi | 622301 |
| Arthinavayal, Alangudi | 622201 |
| Arundodipatti, Alangudi | 622302 |
| Asaritheru, Alangudi | 622304 |
| Athikaraimanai, Alangudi | 622304 |
| Athiyadipatti, Alangudi | 622302 |
| Avichikonpatti, Alangudi | 614902 |
| Ayipatti, Alangudi | 622301 |
| Ayyankadu, Alangudi | 622301 |