| Place | Post Code |
|---|---|
| Phum 6, Buon | 180404 |
| ភូមិ៣ (Phum Bei, Buon) | 180404 |
| ភូមិ៤ (Phum Buon, Buon) | 180404 |
| ភូមិ១ (Phum Muoy, Buon) | 180404 |
| ភូមិ២ (Phum Pir, Buon) | 180404 |
| ភូមិ៥ (Phum Pram, Buon) | 180404 |
| All postal codes in Preah Sihanouk | |
|---|---|
| ៣ (Bei, Preah Sihanouk) | |
| ៤ (Buon, Preah Sihanouk) | |
| លេខ១ (lek Muoy, Preah Sihanouk) | |
| ២ (Pir, Preah Sihanouk) | |