| Prefixes | # | Cont. | ID | Country | Prefixes |
|---|
| 1 | AS | 4J | Azerbaijan | 1 | 1.1 | 4K6 | | 2 | EU | 9A | Croatia | 1 | 1.1 | 9A7 | | 3 | EU | DL | Fed. Rep. of Germany | 4 | 4.4 | DL1 DL2 DL6 DM4 | | 4 | EU | E7 | Bosnia-Herzegovina | 1 | 1.1 | E77 | | 5 | EU | EA | Spain | 1 | 1.1 | EA1 | | 6 | EU | EI | Ireland | 2 | 2.2 | EI5 EI7 | | 7 | EU | EU | Belarus | 3 | 3.3 | EU6 EV6 EW6 | | 8 | EU | F | France | 1 | 1.1 | F5 | | 9 | EU | G | England | 1 | 1.1 | G3 | | 10 | EU | GM | Scotland | 1 | 1.1 | GM4 | | 11 | EU | HA | Hungary | 2 | 2.2 | HA3 HA5 | | 12 | AS | HS | Thailand | 1 | 1.1 | E21 | | 13 | EU | I | Italy | 2 | 2.2 | I0 IZ2 | | 14 | NA | KP4 | Puerto Rico | 1 | 1.1 | KP4 | | 15 | EU | LY | Lithuania | 1 | 1.1 | LY2 | | 16 | EU | OK | Czech Republic | 4 | 4.4 | OK1 OK2 OK4 OK5 | | 17 | EU | S5 | Slovenia | 1 | 1.1 | S56 | | 18 | EU | UA | European Russia | 23 | 25.3 | R1 R4 R6 R7 RA3 RA4 RA7 RJ3 RK3 RK6 RL4 RM1 RM3 RN3 RN4 RN6 RT4 UA3 UA4 UA5 UA6 UC5 | | 19 | AS | UA9 | Asiatic Russia | 6 | 6.6 | R8 RA9 RG9 RN9 RT9 RW9 UA9 | | 20 | AS | UN | Kazakhstan | 3 | 3.3 | UN3 UN7 UP4 | | 21 | EU | UR | Ukraine | 25 | 27.5 | EO6 UR4 UR5 UR7 UR8 US0 US1 US9 UT0 UT1 UT2 UT3 UT4 UT5 UT7 UV7 UW0 UW1 UW7 UW9 UX1 UX2 UY1 UY5 UZ2 | | 22 | EU | YO | Romania | 3 | 3.3 | YO4 YO9 YQ6 | | 23 | EU | YU | Serbia | 2 | 2.2 | YT4 YU1 | | 24 | EU | Z3 | North Macedonia | 1 | 1.1 | Z37 |
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