| Place | Post Code |
|---|---|
| Mauang Ngat, Namhngat | 09000 |
| Nambuak, Namhngat | 09000 |
| Namxong, Namhngat | 09000 |
| Thamhia, Namhngat | 09000 |
| Thamnong, Namhngat | 09000 |
| Thong, Namhngat | 09000 |
| All postal codes in Morkmay | |
|---|---|
| Khangvieng, Morkmay | |
| Longmo, Morkmay | |
| Namchat, Morkmay | |
| Namhngat, Morkmay | |
| Samchae, Morkmay | |