| Place | Postal Code |
|---|---|
| Aekxang, Nalao (Lak 52) | 10000 |
| Dongvieng, Nalao (Lak 52) | 10000 |
| Hongleuay, Nalao (Lak 52) | 10000 |
| Lak 52, Nalao (Lak 52) | 10000 |
| Nabon, Nalao (Lak 52) | 10000 |
| Nasan, Nalao (Lak 52) | 10000 |
| Nongnak, Nalao (Lak 52) | 10000 |
| Phonekham Neua, Nalao (Lak 52) | 10000 |
| Phonekham Tai, Nalao (Lak 52) | 10000 |
| Phonephieng, Nalao (Lak 52) | 10000 |
| Phonethan, Nalao (Lak 52) | 10000 |
| Phonetong, Nalao (Lak 52) | 10000 |
| Postal Codes in Phonhong | |
|---|---|
| Nalao, Phonhong | |
| Nalao (Lak 52), Phonhong | |
| Napho - Saka, Phonhong | |
| Phonho, Phonhong | |
| Phonhong, Phonhong | |
| Phonsoung, Phonhong | |