| Place | Post Code |
|---|---|
| Kombadikuppam, Virudhachalam | 607804 |
| Konankuppam, Virudhachalam | 606104 |
| Konjikuppam, Virudhachalam | 608703 |
| Koo. Nallur, Virudhachalam | 606003 |
| Kothanur, Virudhachalam | 606204 |
| Kothattai, Virudhachalam | 606111, 608501 |
| Kottagam, Virudhachalam | 607802 |
| Kotteri, Virudhachalam | 607804 |
| Kotteri South, Virudhachalam | 607804 |
| Kottumulai, Virudhachalam | 606103 |
| Kovilanur, Virudhachalam | 606104 |
| Kumaramangalam, Virudhachalam | 607205 |
| Kunankurichi, Virudhachalam | 607804 |
| Kuppam, Virudhachalam | 607804 |
| Kuppanatham, Virudhachalam | 606003 |
| Kuruvankuppam, Virudhachalam | 606115 |
| M. Patti, Virudhachalam | 606104 |
| M. Pudur, Virudhachalam | 606104 |
| M. Veerattikuppam, Virudhachalam | 607804 |
| Maligaimedu, Virudhachalam | 606204 |
| Managathi, Virudhachalam | 607802 |
| Manakkollai, Virudhachalam | 606115 |
| Manavalanallur, Virudhachalam | 606003 |
| Mannampadi, Virudhachalam | 606302 |
| Mathur, Virudhachalam | 606104 |
| Mavaidandal, Virudhachalam | 606305 |