| Aleutian Isl, Hawaiian Isl, United States | US | 183 | |
| Bolivia | BO | 48 | |
| Peru | PE | 24 | |
| Madagascar | MG | 23 | |
| Chile, Easter Island, Juan Fernandez Isl | CL | 15 | |
| Costa Rica | CR | 10 | |
| Colombia | CO | 7 | |
| Ecuador | EC | 7 | |
| Andaman Isl, Assam, India | IN | 7 | |
| Japan, Kazan-retto, Marcus Isl, Ogasawara-shoto | JP | 7 | |
| China | CN | 6 | |
| Philippines | PH | 6 | |
| Nicaragua | NI | 6 | |
| Sweden | SE | 5 | |
| Canada | CA | 3 | |
| Ceuta, Melilla, Canary Islands, Spain | ES | 3 | |
| Marion-Prince Edward Isl, South Africa | ZA | 3 | |
| Romania | RO | 2 | |
| Mexico | MX | 2 | |
| Indonesia, Irian Jaya, Java, Moluccas, Sulawesi, Sumatra | ID | 2 | |
| Israel | IL | 1 | |
| Azores, Madeira, Portugal, Selvagens | PT | 1 | |
| Bismarck Archipelago, Bougainville, Papua New Guinea | PG | 1 | |
| Venezuela | VE | 1 | |
| El Salvador | SV | 1 | |
| Thailand | TH | 1 | |
| Tanzania | TZ | 1 | |
| Uganda | UG | 1 | |
| France | FR | 1 | |
| Bioko, Equatorial Guinea, Pagalu (Annobon) | GQ | 1 | |
| Greece, Kriti | GR | 1 | |
| Comoros | KM | 1 | |
| South Korea | KR | 1 | |
| Zaire (please use Democratic Republic of the Congo), Congo (Kinshasa). This is now Democratic Republic of the Congo, Democratic Republic of the Congo | CD | 1 | |
| Cameroon | CM | 1 | |
| Cuba | CU | 1 | |
| Zimbabwe | ZW | 1 | |
| Total | | 386 | |