| Place |
Post Code |
| Donkeung, Khonkeung |
06000 |
| Hangkaeng, Khonkeung |
06000 |
| Hatkhib, Khonkeung |
06000 |
| Hatphang, Khonkeung |
06000 |
| Huaychim, Khonkeung |
06000 |
| Huaykhaen, Khonkeung |
06000 |
| Huaykoung, Khonkeung |
06000 |
| Huayphang, Khonkeung |
06000 |
| Katangthorn, Khonkeung |
06000 |
| Moklek, Khonkeung |
06000 |
| Pangngorm, Khonkeung |
06000 |
| Parkchim, Khonkeung |
06000 |
| Parknga, Khonkeung |
06000 |
| Phouva, Khonkeung |
06000 |
| Thaenkhaen, Khonkeung |
06000 |
| All postal codes in Ngoi |
| Khonkeung, Ngoi |
| Lat-aen, Ngoi |
| Muangngoy, Ngoi |
| Muangxun, Ngoi |
| Paknga, Ngoi |
| Phonxai, Ngoi |
| Phouthitpheung, Ngoi |
| Sopkhing, Ngoi |
| Sopvan, Ngoi |
| Thetsaban, Ngoi |