| Literal code of region | region | region | quantity of license plates |
|---|---|---|---|
| VT | ກຳແພງນະຄສນ | Vientiane Prefecture | 332 |
| KH | ຄຳມ່ວນ | Khammouane Province | 4 |
| CH | ຈຳປາສັກ | Champasak Province | 12 |
| SV | ສະຫວັນນະເຂດ | Savannakhet Province | 18 |
| SL | ສາລະວັນ | Salavan Province | 4 |
| XI | ຊຽງຂວາງ | Xiangkhouang Province | 1 |
| VN | ນະຄອນຫຼວງວຽງຈັນ | Vientiane Prefecture | 96 |
| BK | ບໍ່ແກ້ວ | Bokeo Province | 7 |
| BL | ບໍລິຄຳໄຊ | Bolikhamsai Province | 8 |
| PH | ຜົ້ງສາລີ | Phongsaly Province | 4 |
| VI | ວຽງຈັນ | Vientiane Province | 9 |
| HO | ຫົວພັນ | Houaphanh Province | 8 |
| LM | ຫຼວງນ້ຳທາ | Luang Namtha Province | 5 |
| LP | ຫຼວງພະບາງ | Luang Prabang Province | 134 |
| OU | ອຸດົມໄຊ | Oudomxay Province | 2 |
| AT | ອັດຕະປື | Attapeu Province | - |
| XE | ເຊກອງ | Sekong Province | - |
| XS | ໄຊສົມບູນ | Xaisomboun Province | 2 |
| XA | ໄຊຍະບູລີ | Sainyabuli Province | 11 |
| GT | ເຂດສາມຫຼ່ຽມຄຳ | Golden Triangle Special Economic Zone | - |