| Place | Post Code |
|---|---|
| Aanai Maduvu, Sankarapuram | 606402 |
| Adanur, Sankarapuram | 605702 |
| Agarakottalam, Sankarapuram | 606213 |
| Agraharapandalam, Sankarapuram | 606402 |
| Alagapuram, Sankarapuram | 606208 |
| Alathi, Sankarapuram | 606209 |
| Aliam, Sankarapuram | 606209 |
| Aliapath, Sankarapuram | 606205 |
| Ammapalayam, Sankarapuram | 606207 |
| Anaikkaraikkottalam, Sankarapuram | 606213 |
| Anthoniyarnagar, Sankarapuram | 605702 |
| Arasampattu, Sankarapuram | 606401 |
| Arasarampattu, Sankarapuram | 606402 |
| Aravankadu, Sankarapuram | 606209 |
| Ariyalur, Sankarapuram | 605801 |
| Ariyaperumanur, Sankarapuram | 606208 |
| Arkkavadi, Sankarapuram | 605802 |
| Arumbarambattu, Sankarapuram | 605802 |
| Arur, Sankarapuram | 606402 |
| Athekuzhi, Sankarapuram | 606401 |
| Athiyur, Sankarapuram | 605801, 605201 |
| Athiyur Annanagar, Sankarapuram | 605801 |
| Avalur, Sankarapuram | 606401 |
| Aviriyur, Sankarapuram | 605801 |
| Ayyanarpalayam, Sankarapuram | 605801 |
| B. Arulambadi, Sankarapuram | 605702 |