| Prefixes | # | Cont. | ID | Country | Prefixes |
|---|
| 1 | AS | 5B | Cyprus | 1 | 1.0 | P3 | | 2 | EU | 9A | Croatia | 2 | 2.1 | 9A5 9A7 | | 3 | NA | CM | Cuba | 1 | 1.0 | CO2 | | 4 | EU | CT | Portugal | 2 | 2.1 | CT1 CT7 | | 5 | EU | DL | Fed. Rep. of Germany | 4 | 4.2 | DF2 DJ1 DJ3 DL5 | | 6 | EU | ER | Moldova | 1 | 1.0 | ER5 | | 7 | EU | ES | Estonia | 1 | 1.0 | ES1 | | 8 | EU | EU | Belarus | 4 | 4.2 | EU6 EV1 EW6 EW8 | | 9 | EU | HA | Hungary | 2 | 2.1 | HA0 HA3 | | 10 | EU | I | Italy | 6 | 6.3 | I0 I2 IK2 IW2 IW3 IZ3 | | 11 | EU | *IT9 | Sicily | 1 | 1.0 | IT9 | | 12 | AS | JA | Japan | 2 | 2.1 | JA6 JO7 | | 13 | NA | K | United States | 20 | 20.8 | K0 K1 K3 K5 KB1 KB3 KD9 KG4 KI0 KO7 N0 N2 N7 NX2 W0 W2 W3 W9 WB2 WJ2 | | 14 | EU | OH | Finland | 3 | 3.1 | OH2 OH3 OH8 | | 15 | EU | S5 | Slovenia | 3 | 3.1 | S51 S56 S57 | | 16 | EU | SM | Sweden | 2 | 2.1 | SE4 SM5 | | 17 | EU | SP | Poland | 5 | 5.2 | SO5 SP5 SP8 SP9 SQ3 | | 18 | EU | UA | European Russia | 13 | 13.5 | R3 R4 R7 RA1 RA3 RA4 RK1 RN4 RT1 RU4 RX1 UA3 UA9 | | 19 | EU | UA2 | Kaliningrad | 1 | 1.0 | RA2 | | 20 | AS | UA9 | Asiatic Russia | 3 | 3.1 | RA9 RG9 RV9 | | 21 | EU | UR | Ukraine | 7 | 7.3 | UR5 UR7 UT0 UT1 UT8 UX0 UY5 | | 22 | NA | VE | Canada | 4 | 4.2 | VA1 VE2 VE3 VE5 | | 23 | NA | XE | Mexico | 1 | 1.0 | XE2 | | 24 | EU | YL | Latvia | 1 | 1.0 | YL2 | | 25 | EU | YO | Romania | 6 | 6.3 | YO2 YO3 YO6 YO9 YP5 YQ6 |
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