Issued for the 75th anniversary of the creation of the Universal Postal Union (UPU), 10 October 1949.
Geat Britain
Aden > Yemen
Kathiri State of Seiyun > Yemen
Qu'aiti State of Shihr & Mukalla > Yemen
Afghanistan
Albania
Algeria
Angola
Argentina
Australia
Antigua
Ascension Island
Austria
The Bahamas
Belgium
Belgian Congo > CR Congo
Bahawalpur > Pakistan
Bahrain
Barbados
Basutoland > Lesotho
Bechuanaland > Botswana
Bermuda
Brazil
Bolivia
British Guiana > Guyana
British Honduras > Belize
Solomon Islands
Brunei
Bulgaria
Cameroun
Cape Verde
Burma > Myanmar
Cayman Islands
Ceylon > Sri Lanka
Republic of China
Costa Rica
Colombia
Croatia
Cuba
Cyprus
Czechoslovakia
Dominica
Denmark
Dominican Republic
Ecuador
Egypt
El Salvador
Ethiopia
Finland
Falkland Islands
Fiji
France
French Equatorial Africa
French India > India
French Oceania > French Polynesia
French Somaliland > Djibouti
French West Africa
The Gambia
Germany
Gibraltar
Gilbert & Ellice Islands > Kiribati & Tuvalu
Gold Coast > Ghana
Grenada
Greece
Guatemala
Haiti
Honduras
Hong Kong
Hungary
Iceland
Ifni > Morocco
India
Indonesia
Indochinese Federation
Dutch Indonesia > Indonesia
Iran
Iraq
Israel
Italy
Italian Somaliland > Somalia
Jamaica
Japan
Jordan
Jordan-Occupied Palestine > Palestine
Kenya, Tanganyika & Uganda
Korea
Kuwait
Lebanon
Leeward Islands
Liberia
Liechtenstein
Luxembourg
Macau
Madagascar
Malaysia
Malta
Mauritius
Montserrat
Monaco
Mexico
Morocco
Mozambique
New Caledonia
New Hebrides > Vanuatu
Netherlands
Netherlands Antilles
Nicaragua
Nigeria
North Borneo > Malaysia
Northern Rhodesia > Zambia
Nyasaland > Malawi
Norway
Oman
Paraguay
Panama
Peru
Philippines
Poland
Pitcairn Islands
Romania
Portugal
Portuguese Guinea > Guinea Bissau
Portuguese India > India
St Helena
St Kitts & Nevis
St Lucia
Saint Vincent
St Pierre & Miquelon
São Tomé & Príncipe
San Marino
Sarawak > Malaysia
Seychelles
Sierra Leone
Singapore
Somaliland Protectorate > Somaliland
Swaziland > Eswatini
South Africa
South West Africa > Namibia
Southern Rhodesia > Zimbabwe
South Maluku > Indonesia
Spain
Spanish Morocco > Morocco
Spanish Guinea > Equatorial Guinea
Spanish West Africa > Western Sahara
Suriname
Sweden
Switzerland
Syria
Timor > East Timor
Togo
Tangier > Morocco
Tonga
Trieste Zone A > Italy
Trieste Zone B > Slovenia
Tunisia
Trinidad & Tobago
Turks & Caicos Islands
Turkey
Vatican City
USA
Uruguay
USSR > Russian Federation
Venezuela
Virgin Islands
Wallis & Futuna
Zanzibar > Tanzania
Yemen
Yugoslavia