| Place | Post Code |
|---|---|
| Huayloun, Longxan | 09000 |
| Keoleuk, Longxan | 09000 |
| Khap, Longxan | 09000 |
| Namvan, Longxan | 09000 |
| Sannoi, Longxan | 09000 |
| Thaenphoun, Longxan | 09000 |
| Thaenthong, Longxan | 09000 |
| All postal codes in Khoune | |
|---|---|
| Gnoun, Khoune | |
| Keosaet, Khoune | |
| Longxan, Khoune | |
| Nam-oun, Khoune | |
| Namphan, Khoune | |
| Ngan, Khoune | |
| Samphanxai, Khoune | |
| Sanlouang, Khoune | |
| Xieng, Khoune | |