| Code | Name | Region |
|---|---|---|
| LAXAY | Xayabury | |
| LAXKH | Xieng Khouang | |
| LAXIE | Xienglom | |
| LAZBY | Sayaboury | |
| LASKG | Sekong | XE |
| LASND | Seno | |
| LATHK | Thakhek | |
| LATHG | Thanaleng | VT |
| LATLE | Thanalouang | |
| LAUDO | Udomxay | |
| LAVGG | Vangrieng | |
| LAVTO | Vangtao | CH |
| LAVAN | Vangtoud | |
| LAVNG | Viengxay | |
| LAVTE | Vientiane | |
| LALPQ | Luang Prabang | |
| LAPKU | Phu Keua | AT |
| LAMGN | Muang Ngeun | XA |
| LANEU | Sam Neua | |
| LAUON | Muong Sai | |
| LAVNA | Saravane | |
| LANMO | Nameo | HO |
| LASAV | Savannakhet | |
| LANKM | Namkan | XI |
| LANPO | Namphao | BL |
| LANPH | Naphao | KH |
| LANTY | Nateuy | LM |
| LANNK | Nongnokkhian | AT |
| LAODY | Oudomxay | |
| LAPKS | Paksane | |
| LAPKZ | Pakxe | |
| LAPGH | Panghai | LM |
| LAPHK | Panghok | PH |
| LAPCQ | Phongsaly | PH |
| LAPNH | Phonhong | VI |
| LA | ||
| LAAOU | Attopeu | |
| LAHNK | Ban Houaynamleuk | BL |
| LAOUI | Ban Houei | |
| LAGT9 | Ban Thanaleng | VT |
| LABTN | Boten | LM |
| LADSH | Danesavan | SV |
| LAHHP | Hin Hoeup | VI |
| LAHOE | Houeisay | |
| LAKTH | Kenthao | XA |
| LAKOG | Khong | |
| LALLY | Lalay | SL |
| LALTY | Lantouy | PH |
| LALXG | Luang Namtha |