| Place | Post Code |
|---|---|
| Nalaam, Nam-oun | 09000 |
| Nathong, Nam-oun | 09000 |
| Om, Nam-oun | 09000 |
| Phoumamouang, Nam-oun | 09000 |
| Sanking, Nam-oun | 09000 |
| Xamyoung, Nam-oun | 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 | |