| Place | Post Code |
|---|---|
| Nalongkhoun, Nalao | 10000 |
| Napoun, Nalao | 10000 |
| Nathong, Nalao | 10000 |
| Nayang, Nalao | 10000 |
| Phone, Nalao | 10000 |
| Phonesa At, Nalao | 10000 |
| Phonesida, Nalao | 10000 |
| Phonetha, Nalao | 10000 |
| Sangyai, Nalao | 10000 |
| All postal codes in Phonhong | |
|---|---|
| Nalao, Phonhong | |
| Nalao (Lak 52), Phonhong | |
| Napho - Saka, Phonhong | |
| Phonho, Phonhong | |
| Phonhong, Phonhong | |
| Phonsoung, Phonhong | |