| Place | Post Code |
|---|---|
| Mela Sarvamanyam, Mayiladuthurai | 609808 |
| Melaagalangan, Mayiladuthurai | 612203 |
| Melaiyur Thulasenthirapuram, Mayiladuthurai | 609808 |
| Melanallur, Mayiladuthurai | 609112 |
| Melathoppu, Mayiladuthurai | 609801 |
| Melavely, Mayiladuthurai | 609118 |
| Mettukala Street, Mayiladuthurai | 609117 |
| Metupakkam, Mayiladuthurai | 609404 |
| Molaiyur, Mayiladuthurai | 609118 |
| Moolangudi, Mayiladuthurai | 609801 |
| Moolapadugai, Mayiladuthurai | 609805 |
| Moorkulam, Mayiladuthurai | 609403 |
| Moovalur, Mayiladuthurai | 609806 |
| Mozhaiyur, Mayiladuthurai | 609118 |
| Mudikandanallur, Mayiladuthurai | 609202 |
| Murugamangalam, Mayiladuthurai | 609811 |
| Muruganthottam, Mayiladuthurai | 609401 |
| Mustagudi, Mayiladuthurai | 612201 |