| Place | Post Code |
|---|---|
| Donglaankham, Saphay | 16000 |
| Donkho, Saphay | 16000 |
| Donphek, Saphay | 16000 |
| Huayyangnoi, Saphay | 16000 |
| Huayyangyai, Saphay | 16000 |
| Katinnoi, Saphay | 16000 |
| Katinyai, Saphay | 16000 |
| Nakhuang, Saphay | 16000 |
| Ngew, Saphay | 16000 |
| Nonghoi, Saphay | 16000 |
| Phonekeo, Saphay | 16000 |
| Phoxai, Saphay | 16000 |
| Saphai Kang, Saphay | 16000 |
| Saphai Neua, Saphay | 16000 |
| Somhong, Saphay | 16000 |
| Thangbaeng Sivilay, Saphay | 16000 |
| Yong Kang, Saphay | 16000 |
| Yong Neua, Saphay | 16000 |
| All postal codes in Sanasomboon | |
|---|---|
| Boungkha, Sanasomboon | |
| Khampaeng, Sanasomboon | |
| Ngouadaeng, Sanasomboon | |
| Saphay, Sanasomboon | |
| Vangveun, Sanasomboon | |
| Xanasomboun, Sanasomboon | |