| Prefixes | # | Cont. | ID | Country | Prefixes |
|---|
| 1 | EU | EI | Ireland | 1 | 0.6 | EI2 | | 2 | NA | K | United States | 161 | 91.0 | AA0 AA3 AA7 AA8 AB1 AB2 AB4 AB5 AB7 AB9 AC2 AC5 AC7 AC8 AD2 AD4 AD5 AD7 AE1 AE2 AF6 AF7 AG6 AI3 AI4 AK0 AK9 K0 K1 K2 K3 K4 K5 K6 K7 K8 K9 KA0 KA1 KA2 KA7 KA9 KB0 KB1 KB2 KB3 KB4 KB7 KB8 KC0 KC2 KC4 KC5 KC6 KC7 KC8 KC9 KD0 KD2 KD4 KD5 KD7 KD8 KE1 KE2 KE3 KE4 KE5 KE6 KE7 KF4 KF6 KF7 KG4 KG6 KG9 KI4 KI6 KI7 KJ0 KJ4 KJ6 KK4 KK7 KN3 KN9 KO7 KQ0 KR2 KT1 KU2 KW7 KX2 KX9 KY4 KY7 N0 N1 N2 N3 N4 N5 N6 N7 N8 N9 NA3 NA4 ND0 ND1 ND9 NE4 NG6 NK1 NK2 NK5 NO3 NR8 NV9 NW2 NX5 NZ9 W0 W1 W2 W3 W4 W5 W6 W7 W8 W9 WA0 WA1 WA2 WA6 WA7 WA9 WB0 WB2 WB5 WB6 WB7 WB8 WC6 WD0 WI9 WJ0 WK4 WM2 WO2 WO4 WR7 WR9 WS7 WT2 WT9 WU9 WV2 WV6 WW4 | | 3 | OC | KH6 | Hawaii | 2 | 1.1 | KH7 NH6 | | 4 | NA | KL | Alaska | 1 | 0.6 | NL7 | | 5 | NA | KP4 | Puerto Rico | 1 | 0.6 | KP4 | | 6 | EU | OK | Czech Republic | 1 | 0.6 | OK1 | | 7 | NA | VE | Canada | 9 | 5.1 | VA2 VA3 VE1 VE2 VE3 VE5 VE7 VE8 VY2 | | 8 | NA | VP9 | Bermuda | 1 | 0.6 | VP9 |
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