| 01 | Vientiane Capital | Vientiane | 3,920 | 698,318 | 783,032 |
| 0101 | Chanthabuly district | | | | |
| 0102 | Sikhottabong district | | | | |
| 0103 | Xaysetha district | | | | |
| 0104 | Sisattanak district | | | | |
| 0105 | Naxaithong district | | | | |
| 0106 | Xaythany district | | | | |
| 0107 | Hadxaifong district | | | | |
| 0108 | Sangthong district | | | | |
| 0109 | Mayparkngum district | | | | |
| 02 | Phongsaly province | Phongsaly | 16,270 | 165,947 | 178,006 |
| 0201 | Phongsaly district | | | | |
| 0202 | May district | | | | |
| 0203 | Khua district | | | | |
| 0204 | Samphanh district | | | | |
| 0205 | Boon neua district | | | | |
| 0206 | Nhot ou district | | | | |
| 0207 | Boontai district | | | | |
| 03 | Luangnamtha province | Luangnamtha | 9,325 | 145,310 | 168,140 |
| 0301 | Namtha district | | | | |
| 0302 | Sing district | | | | |
| 0303 | Long district | | | | |
| 0304 | Viengphoukha district | | | | |
| 0305 | Nalae district | | | | |
| 04 | Oudomxay province | Muang Xay | 15,370 | 265,179 | 307,065 |
| 0401 | Xay district | | | | |
| 0402 | La district | | | | |
| 0403 | Namor district | | | | |
| 0404 | Nga district | | | | |
| 0405 | Beng district | | | | |
| 0406 | Hoon district | | | | |
| 0407 | Pakbeng district | | | | |
| 05 | Bokeo province | Ban Houayxay | 6,196 | 145,263 | 169,807 |
| 0501 | Huoixai district | | | | |
| 0502 | Tonpheung district | | | | |
| 0503 | Meung district | | | | |
| 0504 | Pha oudom district | | | | |
| 0506 | Paktha distric develop area | | | | |
| 06 | Luangprabang province | Luangprabang | 16,875 | 407,039 | 455,532 |
| 0601 | Luangprabang district | | | | |
| 0602 | Xieng ngeun district | | | | |
| 0603 | Nan district | | | | |
| 0604 | Park ou district | | | | |
| 0605 | Nambak district | | | | |
| 0606 | Ngoi district | | | | |
| 0607 | Pak xeng district | | | | |
| 0608 | Phonxay district | | | | |
| 0609 | Chomphet district | | | | |
| 0610 | Viengkham district | | | | |
| 0611 | Phoukhoune district | | | | |
| 0612 | Phothong district | | | | |
| 07 | Huaphanh province | Xamneua | 16,500 | 280,938 | 325,757 |
| 0701 | Xamneua district | | | | |
| 0702 | Xiengkhor district | | | | |
| 0703 | Viengthong district | | | | |
| 0704 | Viengxay district | | | | |
| 0705 | Huameuang district | | | | |
| 0706 | Xamtay district | | | | |
| 0707 | Sopbao district | | | | |
| 0708 | Add district | | | | |
| 08 | Xayabury province | Xayabury | 16,389 | 338,669 | 381,908 |
| 0801 | Xayabury district | | | | |
| 0802 | Khop district | | | | |
| 0803 | Hongsa district | | | | |
| 0804 | Ngeun district | | | | |
| 0805 | Xienghone district | | | | |
| 0806 | Phiang district | | | | |
| 0807 | Parklai district | | | | |
| 0808 | Kenethao district | | | | |
| 0809 | Botene district | | | | |
| 0810 | Thongmyxay district | | | | |
| 0811 | Xaysatha district | | | | |
| 09 | Xiengkhuang province | Xiengkhuang | 16,358 | 229,596 | 276,242 |
| 0901 | Pek district | | | | |
| 0902 | Kham district | | | | |
| 0903 | Nonghed district | | | | |
| 0904 | Khoune district | | | | |
| 0905 | Morkmay district | | | | |
| 0906 | Phookood district | | | | |
| 0907 | Phaxay district | | | | |
| 0908 | Phathom district | | | | |
| 10 | Vientiane province | Muang Phon-Hong | 22,554 | 388,895 | 493,593 |
| 1001 | Phonhong district | | | | |
| 1002 | Thoulakhom district | | | | |
| 1003 | Keo oudom district | | | | |
| 1004 | Kasy district | | | | |
| 1005 | Vangvieng district | | | | |
| 1006 | Feuang district | | | | |
| 1007 | Xanakharm district | | | | |
| 1008 | Mad district | | | | |
| 1009 | viengkham distric district | | | | |
| 1010 | Hinherb distric district | | | | |
| 1011 | Hom district | | | | |
| 1012 | Saysomboun district | | | | |
| 1013 | Meun district | | | | |
| 11 | Borikhamxay province | Muang Pakxan | 14,863 | 225,301 | 272,794 |
| 1101 | Pakxane district | | | | |
| 1102 | Thaphabath district | | | | |
| 1103 | Pakkading district | | | | |
| 1104 | Bolikhanh district | | | | |
| 1105 | Khamkeuth district | | | | |
| 1106 | Viengthong district | | | | |
| 1107 | Xaychomphone district | | | | |
| 12 | Khammuane province | Muang Khammuane | 16,315 | 337,390 | 383,099 |
| 1201 | Thakhek district | | | | |
| 1202 | Mahaxay district | | | | |
| 1203 | Nongbok district | | | | |
| 1204 | Hinboon district | | | | |
| 1205 | Nhommalath district | | | | |
| 1206 | Bualapha district | | | | |
| 1207 | Nakai district | | | | |
| 1208 | Xebangfay district | | | | |
| 1209 | Xaybuathong district | | | | |
| 13 | Savannakhet province | Savannakhet | 21,774 | 825,902 | 922,210 |
| 1301 | Kaysone Phomvihane district | | | | |
| 1302 | Outhoomphone district | | | | |
| 1303 | Atsaphangthong district | | | | |
| 1304 | Phine district | | | | |
| 1305 | Sepone district | | | | |
| 1306 | Nong district | | | | |
| 1307 | Thapangthong district | | | | |
| 1308 | Songkhone district | | | | |
| 1309 | Champhone district | | | | |
| 1310 | Xonbuly district | | | | |
| 1311 | Xaybuly district | | | | |
| 1312 | Vilabuly district | | | | |
| 1313 | Atsaphone district | | | | |
| 1314 | Xayphoothong district | | | | |
| 1315 | Thaphalanxay district | | | | |
| 14 | Saravane province | Saravane | 10,691 | 324,327 | 375,517 |
| 1401 | Saravane district | | | | |
| 1402 | Ta oi district | | | | |
| 1403 | Toomlarn district | | | | |
| 1404 | Lakhonepheng district | | | | |
| 1405 | Vapy district | | | | |
| 1406 | Khongxedone district | | | | |
| 1407 | Lao ngarm district | | | | |
| 1408 | Samuoi district | | | | |
| 15 | Sekong province | Lamarm | 7,665 | 84,995 | 100,595 |
| 1501 | Lamarm district | | | | |
| 1502 | Kaleum district | | | | |
| 1503 | Dakcheung district | | | | |
| 1504 | Thateng district | | | | |
| 16 | Champasack province | Pakse | 15,415 | 607,370 | 661,358 |
| 1601 | Pakse district | | | | |
| 1602 | Sanasomboon district | | | | |
| 1603 | Bachiangchaleunsook district | | | | |
| 1604 | Paksxong district | | | | |
| 1605 | Pathoomphone district | | | | |
| 1606 | Phonthong district | | | | |
| 1607 | Champasack district | | | | |
| 1608 | Sukhuma district | | | | |
| 1609 | Moonlapamok district | | | | |
| 1610 | Khong district | | | | |
| 17 | Attapeu province | Attapeu | 10,320 | 112,120 | 130,402 |
| 1701 | Xaysetha district | | | | |
| 1702 | Samakkhixay district | | | | |
| 1703 | Sanamxay district | | | | |
| 1704 | Sanxay district | | | | |
| 1705 | Phouvong district | | | | |
| 18 | Saysomboun Special Region | Ban Mouang Cha | | 39,423 | (1) |
| | total | | 236,800 | 5,621,982 | 6,385,057 |