| Prefixes | # | Cont. | ID | Country | Prefixes |
|---|
| 1 | EU | 9A | Croatia | 1 | 0.8 | 9A5 | | 2 | AS | BV | Taiwan | 1 | 0.8 | BU2 | | 3 | AS | BY | China | 4 | 3.1 | B1 BA4 BA7 BD5 | | 4 | EU | CU | Azores | 1 | 0.8 | CR2 | | 5 | EU | DL | Fed. Rep. of Germany | 2 | 1.6 | DL1 DL7 | | 6 | EU | E7 | Bosnia-Herzegovina | 1 | 0.8 | E7 | | 7 | EU | ES | Estonia | 1 | 0.8 | ES5 | | 8 | EU | G | England | 1 | 0.8 | G3 | | 9 | EU | HA | Hungary | 1 | 0.8 | HG8 | | 10 | AS | HL | Republic of Korea | 4 | 3.1 | DS4 DS5 HL2 HL5 | | 11 | AS | HS | Thailand | 1 | 0.8 | HS0 | | 12 | EU | *IT9 | Sicily | 1 | 0.8 | IQ9 | | 13 | AS | JA | Japan | 46 | 36.2 | 7K1 JA0 JA1 JA2 JA3 JA4 JA5 JA6 JA7 JA8 JA9 JE1 JE2 JE6 JF2 JF3 JG3 JG4 JG7 JH0 JH1 JH2 JH3 JH4 JH5 JH6 JH8 JI1 JI3 JJ2 JK1 JL1 JL4 JM1 JM4 JN3 JN7 JO7 JQ1 JR0 JR1 JR2 JR3 JR4 JR7 JS6 | | 14 | NA | K | United States | 7 | 5.5 | AC6 K4 K6 K7 N7 NX1 W6 | | 15 | OC | KH6 | Hawaii | 2 | 1.6 | KH6 KH7 | | 16 | EU | OH | Finland | 1 | 0.8 | OH6 | | 17 | EU | OK | Czech Republic | 3 | 2.4 | OK2 OK5 OK7 | | 18 | EU | OM | Slovak Republic | 3 | 2.4 | OM0 OM2 OM6 | | 19 | EU | OZ | Denmark | 1 | 0.8 | OZ1 | | 20 | EU | S5 | Slovenia | 2 | 1.6 | S51 S54 | | 21 | EU | SM | Sweden | 1 | 0.8 | SM0 | | 22 | EU | SP | Poland | 3 | 2.4 | SN5 SP5 SQ5 | | 23 | EU | UA | European Russia | 16 | 12.6 | R3 R7 RA1 RA7 RG6 RK3 RK4 RT6 RU3 RU4 RW4 RY6 UA1 UA4 UA6 UA7 | | 24 | EU | UA2 | Kaliningrad | 1 | 0.8 | UA2 | | 25 | AS | UA9 | Asiatic Russia | 17 | 13.4 | RA0 RA9 RC9 RD0 RG0 RM0 RM9 RN9 RT8 RU0 RV9 RW0 RW9 RY9 RZ9 UA0 UA9 | | 26 | AS | UN | Kazakhstan | 2 | 1.6 | UN7 UN9 | | 27 | EU | UR | Ukraine | 2 | 1.6 | UW2 UX1 | | 28 | AS | VR | Hong Kong | 1 | 0.8 | VR2 |
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