| Prefixes | # | Cont. | ID | Country | Prefixes |
|---|
| 1 | AS | 4J | Azerbaijan | 1 | 0.6 | 4K6 | | 2 | AS | 4X | Israel | 3 | 1.7 | 4X0 4X6 4Z5 | | 3 | AS | 5B | Cyprus | 1 | 0.6 | 5B0 | | 4 | EU | 9A | Croatia | 1 | 0.6 | 9A3 | | 5 | AS | BV | Taiwan | 1 | 0.6 | BX4 | | 6 | EU | CT | Portugal | 1 | 0.6 | CR7 | | 7 | EU | DL | Fed. Rep. of Germany | 5 | 2.9 | DK2 DL0 DL4 DL5 DL7 | | 8 | EU | E7 | Bosnia-Herzegovina | 3 | 1.7 | E72 E74 E77 | | 9 | EU | EA | Spain | 3 | 1.7 | EA3 EA4 EA5 | | 10 | AF | EA8 | Canary Islands | 1 | 0.6 | EA8 | | 11 | EU | EI | Ireland | 1 | 0.6 | EI8 | | 12 | EU | ES | Estonia | 2 | 1.2 | ES7 ES9 | | 13 | EU | EU | Belarus | 3 | 1.7 | EU6 EW6 EW8 | | 14 | EU | F | France | 3 | 1.7 | F5 F6 TM0 | | 15 | EU | HA | Hungary | 6 | 3.5 | HA6 HA7 HA8 HG1 HG4 HG7 | | 16 | EU | HB | Switzerland | 1 | 0.6 | HB9 | | 17 | AS | HS | Thailand | 1 | 0.6 | E29 | | 18 | AS | HZ | Saudi Arabia | 1 | 0.6 | 7Z1 | | 19 | EU | I | Italy | 29 | 16.8 | I0 I1 I2 I3 I6 I7 II3 II6 IK0 IK1 IK2 IK4 IK5 IK8 IQ0 IQ1 IQ2 IQ3 IQ4 IR3 IR4 IV3 IZ1 IZ2 IZ3 IZ4 IZ5 IZ6 IZ8 | | 20 | AF | *IG9 | African Italy | 1 | 0.6 | IH9 | | 21 | EU | *IT9 | Sicily | 1 | 0.6 | IT9 | | 22 | AS | JA | Japan | 1 | 0.6 | JN4 | | 23 | AS | JT | Mongolia | 1 | 0.6 | JT1 | | 24 | NA | K | United States | 5 | 2.9 | K0 K3 N4 N7 AA3 | | 25 | EU | LA | Norway | 1 | 0.6 | LA8 | | 26 | EU | LY | Lithuania | 1 | 0.6 | LY2 | | 27 | EU | LZ | Bulgaria | 4 | 2.3 | LZ1 LZ2 LZ4 LZ5 | | 28 | EU | OH | Finland | 2 | 1.2 | OH2 OH3 | | 29 | EU | OK | Czech Republic | 2 | 1.2 | OK1 OL1 | | 30 | EU | OM | Slovak Republic | 2 | 1.2 | OM6 OM8 | | 31 | EU | ON | Belgium | 2 | 1.2 | ON5 OR1 | | 32 | EU | OZ | Denmark | 1 | 0.6 | OZ2 | | 33 | EU | PA | Netherlands | 2 | 1.2 | PA2 PC2 | | 34 | SA | PY | Brazil | 3 | 1.7 | PR7 PY1 PY2 | | 35 | EU | S5 | Slovenia | 3 | 1.7 | S51 S52 S53 | | 36 | EU | SM | Sweden | 5 | 2.9 | SA4 SC6 SE5 SM2 SM5 | | 37 | EU | SP | Poland | 3 | 1.7 | SP2 SP7 SP9 | | 38 | EU | SV | Greece | 1 | 0.6 | SV1 | | 39 | EU | SV5 | Dodecanese | 1 | 0.6 | SV5 | | 40 | AS | TA | Asiatic Turkey | 1 | 0.6 | TA3 | | 41 | EU | *TA1 | European Turkey | 1 | 0.6 | TC150 | | 42 | EU | UA | European Russia | 22 | 12.7 | R1 R3 R7 RA4 RG5 RK4 RM2 RM3 RM4 RN4 RQ4 RV3 RW3 RW4 RX9 RY5 UA3 UA4 UA6 UB3 UI3 UI5 | | 43 | EU | UA2 | Kaliningrad | 1 | 0.6 | UA2 | | 44 | AS | UA9 | Asiatic Russia | 5 | 2.9 | R8 RA9 RC9 RK8 RQ8 | | 45 | AS | UK | Uzbekistan | 1 | 0.6 | UK8 | | 46 | AS | UN | Kazakhstan | 2 | 1.2 | UN4 UP0 | | 47 | EU | UR | Ukraine | 11 | 6.4 | UR4 UR5 UR7 UT0 UT1 UT3 UT7 UW1 UW5 UY0 UY2 | | 48 | AS | VR | Hong Kong | 1 | 0.6 | VR2 | | 49 | OC | YB | Indonesia | 1 | 0.6 | YD1 | | 50 | EU | YL | Latvia | 3 | 1.7 | YL2 YL3 YL5 | | 51 | EU | YO | Romania | 8 | 4.6 | YO3 YO4 YO5 YO6 YO8 YP9 YQ6 YR1 | | 52 | EU | YU | Serbia | 6 | 3.5 | YT1 YT2 YT3 YT5 YU1 YU8 | | 53 | EU | Z3 | North Macedonia | 1 | 0.6 | Z35 |
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