| Place | Post Code |
|---|---|
| Alang Gnai, Kaenglouang | 13000 |
| Alang Noy, Kaenglouang | 13000 |
| Alay, Kaenglouang | 13000 |
| Dongnoy, Kaenglouang | 13000 |
| Keng, Kaenglouang | 13000 |
| Kengkhay, Kaenglouang | 13000 |
| Kengluang Gnai, Kaenglouang | 13000 |
| Kengluang Noy, Kaenglouang | 13000 |
| Kengthong, Kaenglouang | 13000 |
| Lakheum Nua, Kaenglouang | 13000 |
| Lakheum Tai, Kaenglouang | 13000 |