| Name | Province | Population | |
|---|---|---|---|
| Phnom Penh | Phnom Penh | 2,281,951 | |
| Siem Reap | Siem Reap | 245,494 | |
| Battambang | Battambang | 119,251 | |
| Serei Saophoan | Banteay Meanchey | 99,019 | |
| Poipet | Banteay Meanchey | 98,934 | |
| Ta Khmau | Kandal | 75,629 | |
| Sihanoukville | Sihanoukville | 73,036 | |
| Samraong | Oddar Meanchey | 70,944 | |
| Pursat | Pursat | 58,355 | |
| Stueng Saen | Kampong Thom | 53,118 | |
| Chbar Mon | Kampong Speu | 50,359 | |
| Bavet | Svay Rieng | 43,783 | |
| Doun Kaev | Takéo | 43,402 | |
| Svay Rieng | Svay Rieng | 41,424 | |
| Kampong Chhnang | Kampong Chhnang | 41,080 | |
| Kampong Cham | Kampong Cham | 38,365 | |
| Pailin | Pailin | 37,393 | |
| Prey Veng | Prey Veng | 36,254 | |
| Suong | Tboung Khmum | 35,054 | |
| Kampot | Kampot | 32,053 | |
| Banlung | Ratanakiri | 30,399 | |
| Khemarak Phoumin | Koh Kong | 28,836 | |
| Kratié | Kratié | 28,317 | |
| Preah Vihear | Preah Vihear | 24,360 | |
| Sen Monorom | Mondulkiri | 13,195 | |
| Kep | Kep | 5,470 | |
| Koh Rong | Sihanoukville | 4,000 |