| Prefixes | # | Cont. | ID | Country | Prefixes |
|---|
| 1 | EU | CT | Portugal | 1 | 0.7 | CT1 | | 2 | EU | DL | Fed. Rep. of Germany | 1 | 0.7 | DL4 | | 3 | EU | HB | Switzerland | 1 | 0.7 | HB9 | | 4 | NA | K | United States | 123 | 91.8 | AA1 AA2 AA4 AB9 AC2 AC7 AC9 AD8 AD9 AF2 AF4 AF7 AG4 AI6 AJ4 AK2 AK4 K0 K1 K2 K3 K4 K5 K6 K7 K8 K9 KA2 KA4 KA5 KA9 KB0 KB1 KB4 KC0 KC1 KC3 KC4 KD2 KD8 KE0 KE2 KE3 KE4 KE8 KF0 KF1 KF4 KG1 KI4 KK2 KK4 KK7 KM4 KM7 KN0 KN4 KN6 KQ4 KR4 KS0 KX0 KX4 KY4 KZ3 KZ7 N0 N1 N2 N3 N4 N5 N6 N7 N8 N9 NA9 ND3 NE8 NF0 NM1 NN4 NQ2 NU2 NW1 NW2 NW8 NY1 NY3 NY4 W0 W1 W2 W3 W4 W5 W6 W7 W8 W9 WA1 WA2 WA3 WA4 WA5 WB0 WB2 WB4 WB8 WB9 WD2 WD9 WE8 WF4 WM3 WO2 WQ0 WQ5 WU2 WV5 WW5 WX4 WZ8 | | 5 | NA | KP4 | Puerto Rico | 1 | 0.7 | KP4 | | 6 | SA | PJ4 | Bonaire | 1 | 0.7 | PJ4 | | 7 | EU | SM | Sweden | 1 | 0.7 | SH3 | | 8 | NA | VE | Canada | 4 | 3.0 | VA3 VE2 VE3 VE9 | | 9 | OC | ZL | New Zealand | 1 | 0.7 | ZL2 |
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