| Place | Post Code |
|---|---|
| Done, Kaengchon | 12000 |
| Keng Chone, Kaengchon | 12000 |
| Khok Ka Tay, Kaengchon | 12000 |
| Khok Sa Vang, Kaengchon | 12000 |
| Na Pa Kha, Kaengchon | 12000 |
| All postal codes in Xaybuathong | |
|---|---|
| Kaengchon, Xaybuathong | |
| Na-noy, Xaybuathong | |
| Nafao, Xaybuathong | |
| Namkapo, Xaybuathong | |
| Nongthat, Xaybuathong | |
| Phakhong, Xaybuathong | |
| Sivilai, Xaybuathong | |