| Place | Post Code |
|---|---|
| Bunga Tanjung, Betara | 36555 |
| Lubuk Terentang, Betara | 36555 |
| Makmur Jaya, Betara | 36555 |
| Mandala Jaya, Betara | 36555 |
| Mekar Jaya, Betara | 36555 |
| Muntialo, Betara | 36555 |
| Pematang Buluh, Betara | 36555 |
| Pematang Lumut, Betara | 36555 |
| Serdang Jaya, Betara | 36555 |
| Sungai Tera, Betara | 36555 |
| Telukkulbi, Betara | 36555 |
| Terjun Gajah, Betara | 36555 |