| Place | Postal Code |
|---|---|
| គោកចំបក់ (Kouk Chambak, Chaom Chau 1) | 120909 |
| Phum Ang, Chaom Chau 1 | 120909 |
| Phum Angkaer, Chaom Chau 1 | 120909 |
| Phum Champu Voan, Chaom Chau 1 | 120909 |
| Phum Chom Chau, Chaom Chau 1 | 120909 |
| Phum Prey Chisak, Chaom Chau 1 | 120909 |
| Phum Prey Lvea, Chaom Chau 1 | 120909 |
| Phum Prey Pring Khang Cheung, Chaom Chau 1 | 120909 |
| Phum Prey Pring Khang Tboung, Chaom Chau 1 | 120909 |
| Phum Prey Tear, Chaom Chau 1 | 120909 |
| Phum Thma Koul, Chaom Chau 1 | 120909 |
| Phum Trapeang Thloeng, Chaom Chau 1 | 120909 |
| ត្រពាំងរំចេក (Trapeang Rumchek, Chaom Chau 1) | 120909 |
| ទួលពង្រ (Tuol Pongro, Chaom Chau 1) | 120909 |