| Prefixes | # | Cont. | ID | Country | Prefixes |
|---|
| 1 | NA | K | United States | 49 | 83.1 | AA3 AA4 AA7 AB7 AB9 AD8 AJ6 K0 K1 K2 K3 K4 K5 K6 K7 K8 K9 KB7 KE7 KO7 KT0 KV8 KX2 KZ2 N0 N1 N2 N3 N4 N5 N6 N7 N8 N9 NM2 NO3 NS9 W1 W2 W3 W4 W6 W7 WA1 WF3 WG3 WI9 WJ9 WX0 | | 2 | NA | KL | Alaska | 1 | 1.7 | AL9 | | 3 | NA | KP2 | US Virgin Islands | 1 | 1.7 | NP2 | | 4 | NA | KP4 | Puerto Rico | 2 | 3.4 | NP3 WP3 | | 5 | NA | VE | Canada | 5 | 8.5 | VA3 VA7 VE3 VE6 VE9 | | 6 | NA | XE | Mexico | 1 | 1.7 | XE2 |
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