| Prefixes | # | Cont. | ID | Country | Prefixes |
|---|
| 1 | AS | 4X | Israel | 1 | 0.5 | 4X3 | | 2 | EU | 9A | Croatia | 1 | 0.5 | 9A0 | | 3 | NA | C6 | Bahamas | 1 | 0.5 | C6 | | 4 | AF | CN | Morocco | 1 | 0.5 | CN8 | | 5 | EU | DL | Germany | 3 | 1.4 | DD5 DD8 DL0 | | 6 | EU | EA | Spain | 1 | 0.5 | EA4 | | 7 | EU | EI | Ireland | 2 | 0.9 | EI3 EI9 | | 8 | EU | F | France | 4 | 1.9 | F2 F4 F5 TM0 | | 9 | EU | G | England | 4 | 1.9 | 2E0 G3 GR2 M0 | | 10 | EU | GM | Scotland | 1 | 0.5 | GM0 | | 11 | EU | *GM/s | Shetland and Fair Isle | 1 | 0.5 | GZ5 | | 12 | EU | HA | Hungary | 1 | 0.5 | HG8 | | 13 | SA | HK | Colombia | 1 | 0.5 | HK6 | | 14 | NA | HR | Honduras | 1 | 0.5 | HQ1 | | 15 | EU | I | Italy | 5 | 2.3 | I7 IK2 IK3 IU4 IZ3 | | 16 | AS | JA | Japan | 9 | 4.2 | 8N8 JA1 JA3 JA8 JE3 JG1 JH1 JQ1 JR1 | | 17 | NA | K | United States | 121 | 56.0 | AA4 AA5 AA9 AB1 AB3 AB4 AC4 AC8 AD1 AD4 AD7 AE2 AE7 AI4 AJ4 AK4 K0 K07 K1 K2 K3 K4 K5 K6 K7 K8 K9 KA1 KA2 KA3 KA4 KA6 KA8 KA9 KB1 KB2 KB3 KB4 KB6 KB8 KC1 KC2 KC4 KD0 KD8 KE0 KE91 KF7 KG4 KI4 KI6 KJ4 KJ8 KK3 KK7 KM3 KN4 KR7 KS2 KU8 KV3 KZ2 N0 N1 N2 N3 N4 N5 N6 N7 N8 N9 NA2 NC4 ND0 ND8 ND9 NF1 NF4 NK1 NR5 NT4 NU1 NV3 NV8 NW8 NX6 NX8 NY2 NY8 W0 W1 W2 W3 W4 W6 W7 W8 W9 WA0 WA1 WA3 WA7 WB0 WB2 WB4 WB6 WB9 WC2 WC6 WD4 WE6 WJ2 WO4 WQ3 WW1 WW2 WW4 WW7 WX4 WY9 | | 18 | NA | KP2 | U.S. Virgin Islands | 2 | 0.9 | KP2 NP2 | | 19 | NA | KP4 | Puerto Rico | 1 | 0.5 | WP3 | | 20 | SA | LU | Argentina | 4 | 1.9 | AY8 L73 LS1 LU1 | | 21 | EU | OE | Austria | 1 | 0.5 | OE7 | | 22 | EU | OH | Finland | 1 | 0.5 | OH2 | | 23 | EU | OM | Slovakia | 1 | 0.5 | OM9 | | 24 | EU | ON | Belgium | 4 | 1.9 | ON4 OO7 OP0 OP5 | | 25 | NA | OX | Greenland | 1 | 0.5 | OX8 | | 26 | EU | OZ | Denmark | 1 | 0.5 | OZ1 | | 27 | EU | PA | Netherlands | 2 | 0.9 | PA7 PD1 | | 28 | SA | PY | Brazil | 9 | 4.2 | PP5 PR7 PS2 PV8 PY1 PY4 ZW8 ZX2 ZY2 | | 29 | EU | S5 | Slovenia | 1 | 0.5 | S53 | | 30 | EU | SM | Sweden | 1 | 0.5 | SE0 | | 31 | EU | SP | Poland | 4 | 1.9 | SN0 SN9 SP3 SP5 | | 32 | EU | UA | European Russia | 8 | 3.7 | R32 R33 RA1 RA3 RW1 RW3 RZ1 RZ3 | | 33 | AS | UA9 | Asiatic Russia | 2 | 0.9 | RA9 RK9 | | 34 | EU | UR | Ukraine | 2 | 0.9 | EM5 UT7 | | 35 | OC | V8 | Brunei | 1 | 0.5 | V85 | | 36 | NA | VE | Canada | 10 | 4.6 | VA2 VA3 VA7 VE1 VE2 VE3 VE4 VE6 VE7 VE9 | | 37 | NA | XE | Mexico | 1 | 0.5 | XE1 | | 38 | NA | YS | El Salvador | 1 | 0.5 | YS1 |
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