| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Na Sai, Longkhao | 09000 |
| Postal/ZIP Codes in Na Say, Longkhao | 09000 |
| Postal/ZIP Codes in Namchark, Longkhao | 09000 |
| Postal/ZIP Codes in Namkhao, Longkhao | 09000 |
| Postal/ZIP Codes in Poungmuan, Longkhao | 09000 |
| Postal/ZIP Codes in Sob-Or, Longkhao | 09000 |