| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Nahang, Thongkhe | 11000 |
| Postal/ZIP Codes in Nahay, Thongkhe | 11000 |
| Postal/ZIP Codes in Nakadok, Thongkhe | 11000 |
| Postal/ZIP Codes in Namouang, Thongkhe | 11000 |
| Postal/ZIP Codes in Naphouang, Thongkhe | 11000 |
| Postal/ZIP Codes in Nathorn, Thongkhe | 11000 |
| Postal/ZIP Codes in Phonkham, Thongkhe | 11000 |