| Place | Post Code |
|---|---|
| Koralpakkam, Polur | 606803 |
| Kottavur, Polur | 606905 |
| Kotturkollai, Polur | 635703 |
| Kovilaanur, Polur | 635703 |
| Kovilandur, Polur | 632102 |
| Kovilur, Polur | 604404, 635703 |
| Krishnavaram, Polur | 606801, 606904 |
| Kudisaithangal, Polur | 606902 |
| Kumbalamarathur, Polur | 635703 |
| Kunanture, Polur | 635703 |
| Kundalathur, Polur | 635703 |
| Kundru Medu, Polur | 632315, 606905 |
| Kunnadimedu, Polur | 606751 |
| Kunnathur, Polur | 606908 |
| Kuppam, Polur | 606902, 604403, 632311 |
| Kuppanagar, Polur | 606751 |
| Kuriyanur, Polur | 635703 |
| Kuruvimalai, Polur | 606751 |