| Value | Category | 
|---|---|
| 00 | Same village | 
| 01 | Banteay Meanchey | 
| 02 | Battambang | 
| 03 | Kampong Cham | 
| 04 | Kampong Chhnang | 
| 05 | Kampong Speu | 
| 06 | Kampong Thom | 
| 07 | Kampot | 
| 08 | Kandal | 
| 09 | Koh Kong | 
| 10 | Kratie | 
| 11 | Mondul Kiri | 
| 12 | Phnom Penh | 
| 13 | Preah Vihear | 
| 14 | Prey Veng | 
| 15 | Pursat | 
| 16 | Ratanak Kiri | 
| 17 | Siemreap | 
| 18 | Sihanoukville | 
| 19 | Stung Treng | 
| 20 | Svay Rieng | 
| 21 | Takeo | 
| 22 | Oddar Meanchey | 
| 23 | Kep | 
| 24 | Pailin | 
| 97 | Other countries | 
| 99 | NIU (not in universe) |