| Place | Postal Code |
|---|---|
| Air Tenang, Air Hangat | 37168 |
| Balai, Air Hangat | 37168 |
| Baru Semurup, Air Hangat | 37168 |
| Koto Diair, Air Hangat | 37168 |
| Koto Dua Lama, Air Hangat | 37168 |
| Koto Majidin Di Air, Air Hangat | 37168 |
| Koto Majidin Hilir, Air Hangat | 37168 |
| Koto Majidin Mudik, Air Hangat | 37168 |
| Muara Semerah, Air Hangat | 37168 |
| Muara Semerah Mudik, Air Hangat | 37168 |
| Pasar Semurup, Air Hangat | 37168 |
| Pendung Hilir, Air Hangat | 37168 |
| Pendung Mudik, Air Hangat | 37168 |
| Pendung Tengah, Air Hangat | 37168 |
| Sawahan Jaya, Air Hangat | 37168 |
| Sawahan Koto Majidin, Air Hangat | 37168 |
| Sawakan Jaya, Air Hangat | 37161 |
| Sawakan Koto Majidin, Air Hangat | 37161 |