| no. | name | census 1985 | census 1995 | estimate 2000 | calculation 2013 | annual growth | latitude | longitude | parent division | name variants |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Vientiane | 160 000 | 254 517 | 17.97°N | 102.61°E | Viangchan Prefecture | Viangchan | |||
| 2 | Pakxe | 20 000 | 47 000 | 111 022 | 4.89 | 15.12°N | 105.80°E | Champasak | Pakse | |
| 3 | Savannakhet | 58 500 | 81 165 | 16.57°N | 104.75°E | Savannakhet | Khanthaboury, Khanthabouli | |||
| 4 | Luang Prabang | 8 000 | 25 500 | 54 559 | 4.32 | 19.89°N | 102.14°E | Luang Prabang | Luang Phrabang, Louang Prabang, Louang Phrabang, Louangphrabang | |
| 5 | Xam Nua | 33 500 | 41 300 | 20.42°N | 104.04°E | Houaphanh | Sam Neua | |||
| 6 | Thakek | 22 500 | 31 642 | 17.40°N | 104.81°E | Khammouane | Khammouan, Muang Khammouan | |||
| 7 | Pakxan | 17 500 | 29 718 | 18.40°N | 103.64°E | Bolikhamsay | Paksane, Paksan, Muang Pakxan | |||
| 8 | Huayxay | 12 500 | 18 797 | 20.80°N | 104.30°E | Bokeo | Houayxay, Ban Huay Sai, Ban Honei Sai, Ban Houay Sai, Ban Houayxay | |||
| 9 | Xaignabury | 13 500 | 16 923 | 19.20°N | 101.48°E | Xaignabury | Sayabury, Sayaboury, Xaignaburi, Muang Xaignabouri, Xaignabouli | |||
| 10 | Phongsaly | 13 500 | 15 290 | 21.75°N | 102.19°E | Phongsaly | Phôngsali | |||
| 11 | Champasak | 15 067 | 14.90°N | 105.86°E | Champasak | Champassak, Bassac | ||||
| 12 | Phonhong | 9 000 | 12 696 | 18.48°N | 102.42°E | Viangchan Province | Phonehong, Muang Phon-Hong | |||
| 13 | Saravan | 5 000 | 6 516 | 15.72°N | 106.41°E | Saravan | Sarvane, Salavan | |||
| 14 | Pek | 5 000 | 5 712 | 19.34°N | 103.37°E | Xiang Khuang | Xiang Khouang, Xieng Khouang, Xiangkhoang | |||
| 15 | Sekong | 4 000 | 5 545 | 15.41°N | 106.70°E | Sekong | Ban Phon | |||
| 16 | Samakhixai | 4 000 | 5 316 | 14.81°N | 106.84°E | Attopu | Attopei, Attopeu, Attapu, Attopu, Attopau, Muong Samakhi Xai | |||
| 17 | Nam Tha | 3 000 | 3 908 | 20.96°N | 101.40°E | Luang Nam Tha | Luang Namtha, Louang Namtha, Louangnamtha, Luong Nam Tha, Luang Nam Tha, Namtha | |||
| 18 | Ban Nahin | 3 000 | 3 885 | 18.23°N | 104.22°E | Oudomxay |
