| Prefixes | # | Cont. | ID | Country | Prefixes |
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| 1 | AS | A4 | Oman | 1 | 0.4 | A4 | | 2 | NA | C6 | Bahamas | 1 | 0.4 | C6 | | 3 | NA | K | United States | 215 | 91.9 | AA3 AA4 AA5 AA6 AB0 AB3 AB4 AB8 AC3 AC4 AC6 AC8 AC9 AD1 AD2 AD4 AD5 AD7 AE5 AE7 AF0 AG4 AK2 K0 K1 K2 K3 K4 K5 K6 K7 K8 K9 KA1 KA2 KA3 KA8 KA9 KB0 KB1 KB2 KB3 KB4 KB5 KB6 KB7 KB8 KB9 KC0 KC2 KC3 KC4 KC7 KC8 KC9 KD0 KD2 KD4 KD5 KD6 KD7 KD8 KD9 KE2 KE4 KE5 KE6 KE7 KE8 KE9 KF0 KF2 KF4 KF5 KF6 KF7 KF8 KG4 KG5 KG7 KG8 KI4 KI6 KI7 KJ3 KJ4 KJ6 KK3 KK4 KK5 KK6 KK7 KM4 KN4 KO0 KO5 KO6 KQ3 KR5 KS1 KS4 KT4 KT9 KU1 KU4 KU6 KV4 KW0 KW4 KW5 KW8 KY4 KZ1 KZ5 KZ8 N0 N1 N2 N3 N4 N5 N6 N7 N8 N9 NA0 NA1 NA2 NA3 NA4 NA5 NC0 NC4 NC6 ND3 NE3 NF2 NF4 NI2 NI7 NJ2 NK7 NK9 NM5 NQ2 NR3 NS1 NU6 NV1 NV8 NW0 NW3 NW8 NZ1 W0 W1 W2 W3 W4 W5 W6 W7 W8 W9 WA0 WA1 WA2 WA3 WA4 WA5 WA6 WA7 WB0 WB2 WB3 WB4 WB8 WB9 WC1 WC2 WC3 WC4 WC7 WC8 WD0 WD4 WD5 WD8 WE1 WE4 WF6 WF7 WI9 WJ2 WK4 WK5 WK7 WM9 WN7 WO3 WQ4 WR1 WR9 WS1 WT4 WT8 WV6 WV8 WW2 WW3 WW4 WX5 WX9 WY7 WZ2 | | 4 | OC | KH5 | Palmyra & Jarvis Islands | 1 | 0.4 | WH5 | | 5 | OC | KH6 | Hawaii | 2 | 0.9 | KH6 NH6 | | 6 | NA | KL | Alaska | 2 | 0.9 | WL3 WL7 | | 7 | NA | KP2 | US Virgin Islands | 1 | 0.4 | NP2 | | 8 | NA | KP4 | Puerto Rico | 2 | 0.9 | KP3 KP4 | | 9 | EU | OZ | Denmark | 1 | 0.4 | OV2 | | 10 | NA | VE | Canada | 7 | 3.0 | VA4 VA7 VE2 VE3 VE4 VE6 VE7 | | 11 | NA | XE | Mexico | 1 | 0.4 | |
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