| Place |
Post Code |
| Houy Dou, Thaxouang |
08000 |
| Houy Lai, Thaxouang |
08000 |
| Houy Song, Thaxouang |
08000 |
| Houy Suune, Thaxouang |
08000 |
| Keng And, Thaxouang |
08000 |
| Kew Sa La, Thaxouang |
08000 |
| Nam Tup, Thaxouang |
08000 |
| Nong Kham, Thaxouang |
08000 |
| Pak Ngum, Thaxouang |
08000 |
| Tha Noum, Thaxouang |
08000 |
| Tha Soung, Thaxouang |
08000 |
| All postal codes in Hongsa |
| Han, Hongsa |
| Khok-aek, Hongsa |
| Namsip, Hongsa |
| Napoung, Hongsa |
| Naxaykham, Hongsa |
| Pakhouaygnang, Hongsa |
| Phoulaeng, Hongsa |
| Phousamphan, Hongsa |
| Thaxouang, Hongsa |
| Thetsaban, Hongsa |