| Place | Post Code |
|---|---|
| Adipidithangal, Mudukulathur | 623601 |
| Alanganoor, Mudukulathur | 623712 |
| Anaiseri, Mudukulathur | 623704, 623601 |
| Anjathambal, Mudukulathur | 623704 |
| Arapathi, Mudukulathur | 623601 |
| Arapothu, Mudukulathur | 623711 |
| Athankothangudi, Mudukulathur | 623711 |
| Athankurichi, Mudukulathur | 623711 |
| Athikulam, Mudukulathur | 623704 |
| Chithrankudi, Mudukulathur | 623704 |
| E. Vepankulam, Mudukulathur | 623704 |
| Enathi, Mudukulathur | 623704 |
| Eraichikulam, Mudukulathur | 623704 |
| Ettichery, Mudukulathur | 623704 |
| Ilanjembur, Mudukulathur | 623704 |
| Ilankakoor, Mudukulathur | 623711 |
| Indira Colony, Mudukulathur | 623533 |
| Indira Nagar, Mudukulathur | 623601 |
| K.R. Pattinam, Mudukulathur | 623706 |
| Kadambankulam, Mudukulathur | 623704 |
| Kadambodai, Mudukulathur | 623711, 623533 |
| Kakkur, Mudukulathur | 623711 |
| Kamatchipuram, Mudukulathur | 623704 |
| Kandilan, Mudukulathur | 623704 |
| Kannankottai, Mudukulathur | 623712 |
| Kannathan, Mudukulathur | 623601 |