| Place | Post Code |
|---|---|
| Karumal, Mudukulathur | 623711 |
| Kathaiyan, Mudukulathur | 623711 |
| Keelachirupodhu, Mudukulathur | 623704 |
| Keelakanchirankulam, Mudukulathur | 623704 |
| Keelakannicheri, Mudukulathur | 623704 |
| Keelakarumal, Mudukulathur | 623711 |
| Keelakodumalur, Mudukulathur | 623601 |
| Keelakulam, Mudukulathur | 623706 |
| Keelapanaiyur, Mudukulathur | 623704 |
| Keelapannaikulam, Mudukulathur | 623704 |
| Keelappanayadiyendal, Mudukulathur | 623704 |
| Keelathooval, Mudukulathur | 623706 |
| Keeranur, Mudukulathur | 623704 |
| Kilathooval, Mudukulathur | 623706 |
| Kilavaneri, Mudukulathur | 623712 |
| Kodarendal, Mudukulathur | 623712 |
| Kokkupallam, Mudukulathur | 623712 |
| Kokontan, Mudukulathur | 623704 |
| Kolikulam, Mudukulathur | 623704 |
| Kolundurai, Mudukulathur | 623712 |
| Kondulavi, Mudukulathur | 623704 |
| Koneriyendal, Mudukulathur | 623601 |
| Krishnapuram, Mudukulathur | 623601, 623706 |
| Kudumbankulam, Mudukulathur | 623601 |
| Kumarakkurichi, Mudukulathur | 623701 |
| Kumarakurichi, Mudukulathur | 623711 |