| Prefixes | # | Cont. | ID | Country | Prefixes |
|---|
| 1 | EU | 9A | Croatia | 1 | 0.4 | 9A5 | | 2 | NA | C6 | Bahamas | 1 | 0.4 | C6 | | 3 | NA | CM | Cuba | 1 | 0.4 | CO8 | | 4 | EU | CT | Portugal | 2 | 0.8 | CR6 CS2 | | 5 | EU | CU | Azores | 1 | 0.4 | CR2 | | 6 | EU | DL | Germany | 9 | 3.6 | DA0 DF0 DF5 DF7 DK0 DK2 DL1 DQ4 DR1 | | 7 | EU | E7 | Bosnia-Herzegovina | 1 | 0.4 | E73 | | 8 | EU | EA | Spain | 2 | 0.8 | EA1 EA4 | | 9 | EU | EA6 | Balearic Islands | 1 | 0.4 | EA6 | | 10 | AF | EA8 | Canary Islands | 1 | 0.4 | EF8 | | 11 | EU | EI | Ireland | 1 | 0.4 | EI7 | | 12 | EU | ES | Estonia | 1 | 0.4 | ES9 | | 13 | NA | FM | Martinique | 1 | 0.4 | FM0 | | 14 | EU | G | England | 3 | 1.2 | G3 M5 M6 | | 15 | EU | GD | Isle of Man | 1 | 0.4 | MD4 | | 16 | EU | HA | Hungary | 1 | 0.4 | HG3 | | 17 | NA | HI | Dominican Republic | 1 | 0.4 | HI3 | | 18 | EU | I | Italy | 3 | 1.2 | I4 IK0 IZ3 | | 19 | NA | K | United States | 174 | 69.3 | 4U1 AA0 AA1 AA3 AA4 AA9 AB0 AB1 AB2 AB3 AB8 AC1 AC6 AC8 AD1 AD4 AD8 AE3 AF4 AG2 AG3 AG4 AI2 AJ1 AK3 AK4 K0 K1 K2 K3 K4 K5 K6 K7 K8 K9 KA1 KB0 KB1 KB3 KB4 KB9 KC1 KC4 KD0 KD2 KD3 KD4 KD5 KD8 KE3 KE7 KE8 KE9 KG4 KG9 KI1 KI4 KI6 KI9 KJ4 KK6 KM0 KM1 KM4 KM5 KN3 KO4 KO7 KQ4 KQ8 KR4 KS0 KS4 KT4 KT8 KU1 KU2 KU8 KV0 KV8 KW2 KX0 KX9 KY4 KZ5 N0 N1 N2 N3 N4 N5 N6 N7 N8 N9 NA3 NA4 NA8 NB1 NB4 NC0 NC4 NE0 NE9 NF1 NF5 NG1 NI5 NK3 NN3 NN4 NN5 NO3 NO9 NQ4 NR1 NR4 NR8 NS7 NT2 NU2 NW6 NX2 NZ8 QRP0 W0 W1 W2 W3 W4 W5 W6 W7 W8 W9 WA1 WA2 WA3 WA4 WA5 WA7 WA8 WB3 WB4 WB8 WD4 WD5 WD8 WE9 WF4 WF7 WG0 WG8 WG9 WJ2 WJ9 WK2 WK4 WM3 WN8 WO2 WO4 WO9 WS9 WT4 WT9 WW3 WW4 WX1 WX4 WX9 WY1 WZ8 | | 20 | OC | KH6 | Hawaii | 1 | 0.4 | KH6 | | 21 | NA | KL | Alaska | 1 | 0.4 | KL7 | | 22 | NA | KP2 | U.S. Virgin Islands | 2 | 0.8 | KP2 KV4 | | 23 | NA | KP4 | Puerto Rico | 1 | 0.4 | WP3 | | 24 | EU | OE | Austria | 2 | 0.8 | OE2 OE9 | | 25 | EU | OK | Czech Republic | 3 | 1.2 | OK5 OL4 OL7 | | 26 | EU | OM | Slovakia | 1 | 0.4 | OM7 | | 27 | EU | ON | Belgium | 1 | 0.4 | ON9 | | 28 | SA | P4 | Aruba | 1 | 0.4 | P49 | | 29 | EU | PA | Netherlands | 1 | 0.4 | PI4 | | 30 | SA | PJ2 | Curacao | 1 | 0.4 | PJ2 | | 31 | EU | S5 | Slovenia | 3 | 1.2 | S51 S52 S57 | | 32 | EU | SM | Sweden | 2 | 0.8 | SJ2 SK3 | | 33 | EU | SP | Poland | 4 | 1.6 | SN2 SN3 SN6 SN7 | | 34 | EU | T7 | San Marino | 1 | 0.4 | T70 | | 35 | EU | TF | Iceland | 1 | 0.4 | TF4 | | 36 | EU | UA2 | Kaliningrad | 1 | 0.4 | RW2 | | 37 | EU | UR | Ukraine | 2 | 0.8 | UT5 UU7 | | 38 | NA | V3 | Belize | 1 | 0.4 | V31 | | 39 | NA | VE | Canada | 13 | 5.2 | VA1 VA2 VA3 VA5 VE1 VE2 VE3 VE5 VE6 VE7 VE9 VO1 VY2 | | 40 | NA | VP9 | Bermuda | 1 | 0.4 | VP9 | | 41 | NA | XE | Mexico | 1 | 0.4 | XE1 |
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