| Place |
Post Code |
| Houa Na, Naxing |
08000 |
| Houy Sine, Naxing |
08000 |
| Na Boum, Naxing |
08000 |
| Na Sing, Naxing |
08000 |
| Na Som, Naxing |
08000 |
| Na Tane, Naxing |
08000 |
| Nam Pang Neua, Naxing |
08000 |
| Nam Song, Naxing |
08000 |
| Nong Boua Pi Tay, Naxing |
08000 |
| Nong Boua Thong, Naxing |
08000 |
| Nong Boua Xay, Naxing |
08000 |
| Phone Xieng, Naxing |
08000 |
| Si Boun Heuang, Naxing |
08000 |
| Som Sa Vanh, Naxing |
08000 |
| All postal codes in Phiang |
| Homxai, Phiang |
| Khounphon, Phiang |
| Kioukhaem, Phiang |
| Muangphiang, Phiang |
| Namgnap, Phiang |
| Namsong, Phiang |
| Navaen, Phiang |
| Naxing, Phiang |
| Pakxong, Phiang |
| Phonsa-at, Phiang |
| Phoufamixai, Phiang |
| Thetsaban, Phiang |