This list is only of aircraft that have an article, indexed by aircraft registration "tail number" (civil registration or military serial number). The list includes aircraft that are notable either as an individual aircraft or have been involved in a notable accident or incident or are linked to a person notable enough to have a stand-alone Wikipedia article.
Military
Algeria
Angola
Australia
Belgium
Canada
Chile
China
France
Germany
Greece
India
Indonesia
Iran
Israel
Italy
Japan
Kazakhstan
Laos
Myanmar
Morocco
Nigeria
Norway
Peru
Philippines
Poland
Russia
Slovakia
South Africa
Soviet Union
Sweden
Switzerland
Syria
Taiwan
Ukraine
United Kingdom
United States
Including United States Coast Guard aircraft
Venezuela
Civil
Afghanistan
Algeria
Angola
Antigua and Barbua
Argentina
Armenia
Australia
Austria
Azerbaijan
Bahrain
Bangladesh
Belarus
Belgium
Bermuda
Bolivia
Brazil
Bulgaria
Burma
Canada
Cambodia
Cameroon
Chile
China
(People's Republic of China)
Colombia
Congo, Democratic Republic of
Congo, Republic of the
Cuba
Cyprus
Czechoslovakia / Czech Republic
Denmark
Dominican Republic
Dutch East Indies
Ecuador
Equatorial Guinea
Egypt
Ethiopia
France
Finland
Germany
East Germany
West Germany
Georgia
Ghana
Greece
Guatemala
Honduras
Hong Kong
Hungary
Iceland
India
Indonesia
Iran
Iraq
Ireland
Israel
Italy
Japan
Jordan
Kazakhstan
Kenya
Kyrgyzstan
Korea, Republic of
Laos
Lebanon
Libya
Luxembourg
Malaysia
Malta
Moldova
Mozambique
Mexico
Nepal
Netherlands
New Zealand
Nigeria
North Korea
Norway
Oman
Pakistan
Panama
Papua New Guinea
Peru
Philippines
Poland
Portugal
Rhodesia
Romania
Russia
São Tomé and Príncipe
Saudi Arabia
Singapore
Slovakia
Slovenia
South Africa
Soviet Union
CCCP are the Cyrillic letters for SSSR, which was the official registration prefix for the Soviet Union. CCCP is generally quoted in English sources, and is used here.