| Place | Post Code |
|---|---|
| Kattusodanendal, Kamuthi | 623604 |
| Kavadipatti, Kamuthi | 623603 |
| Keelanariyan, Kamuthi | 623601 |
| Keelaramanadhi, Kamuthi | 623603 |
| Keelavasai, Kamuthi | 623708 |
| Kidaraikulam, Kamuthi | 623604 |
| Kilamudimannarkottai, Kamuthi | 623603 |
| Kolipathi, Kamuthi | 623604 |
| Kollankulam, Kamuthi | 623603 |
| Komboothi, Kamuthi | 623603 |
| Koodakulam, Kamuthi | 623605 |
| Koolipatti, Kamuthi | 623603 |
| Koraipallam, Kamuthi | 623603 |
| Kosuraman, Kamuthi | 623115 |
| Kottakulam, Kamuthi | 623601 |
| Kovilangulam, Kamuthi | 623603 |
| Kudamuruti, Kamuthi | 623601 |
| Kudikkiniyan, Kamuthi | 623603 |
| Kumilankulam, Kamuthi | 623603 |
| Kundamkulam, Kamuthi | 623601 |
| Kundukulam, Kamuthi | 623603 |
| Kurasalur, Kamuthi | 623603 |
| Kurathikutam, Kamuthi | 623601 |
| M. Nedunkulam, Kamuthi | 623601 |
| M. Othaveedu, Kamuthi | 623603 |
| M. Villanendal, Kamuthi | 623603 |