- Commonly used:
- Austria
- Belgium
- Switzerland
- Germany
- France
- United Kingdom
- Netherlands
- United States
- Other countries:
- Andorra
- United Arab Emirates
- Antigua and Barbuda
- Anguilla
- Albania
- Armenia
- Angola
- Argentina
- American Samoa
- Australia
- Aruba
- Azerbaijan
- Bosnia and Herzegovina
- Barbados
- Bangladesh
- Burkina Faso
- Bulgaria
- Bahrain
- Burundi
- Benin
- Bermuda
- Brunei
- Bolivia
- Brazil
- The Bahamas
- Bhutan
- Botswana
- Belarus
- Belize
- Canada
- Congo
- Central African Republic
- Côte d’Ivoire
- Cook Islands
- Chile
- Cameroon
- China
- Colombia
- Costa Rica
- Cuba
- Cape Verde
- Cyprus
- Czech Republic
- Djibouti
- Denmark
- Dominica
- Dominican Republic
- Algeria
- Ecuador
- Estonia
- Egypt
- Eritrea
- Spain
- Ethiopia
- Finland
- Fiji
- Gabon
- Grenada
- Georgia
- French Guiana
- Ghana
- Gibraltar
- Greenland
- Gambia
- Guinea
- Guadeloupe
- Equatorial Guinea
- Greece
- Guatemala
- Guinea-Bissau
- Guyana
- Hong Kong SAR of China
- Honduras
- Croatia
- Haiti
- Hungary
- Indonesia
- Ireland
- Israel
- India
- Iraq
- Iran
- Iceland
- Italy
- Jamaica
- Jordan
- Japan
- Kenya
- Kyrgyzstan
- Cambodia
- Kiribati
- Comoros
- Saint Kitts and Nevis
- North Korea
- South Korea
- Kuwait
- Cayman Islands
- Kazakhstan
- Laos
- Lebanon
- Saint Lucia
- Liechtenstein
- Sri Lanka
- Liberia
- Lesotho
- Lithuania
- Luxembourg
- Latvia
- Libya
- Morocco
- Monaco
- Moldova
- Montenegro
- Madagascar
- Macedonia
- Mali
- Mongolia
- Macao SAR of China
- Martinique
- Mauritania
- Montserrat
- Malta
- Mauritius
- Maldives
- Malawi
- Mexico
- Malaysia
- Mozambique
- Namibia
- New Caledonia
- Niger
- Nicaragua
- Norway
- Nepal
- Nauru
- Niue
- New Zealand
- Oman
- Panama
- Peru
- French Polynesia
- Papua New Guinea
- Philippines
- Pakistan
- Poland
- Pitcairn Islands
- Puerto Rico
- Portugal
- Paraguay
- Qatar
- Reunion
- Romania
- Serbia
- Russia
- Rwanda
- Saudi Arabia
- Solomon Islands
- Seychelles
- Sudan
- Sweden
- Singapore
- Saint Helena, Ascension and Tristan da Cunha
- Slovenia
- Slovakia
- Sierra Leone
- San Marino
- Senegal
- Suriname
- São Tomé e Príncipe
- El Salvador
- Syria
- Swaziland
- Turks and Caicos Islands
- Togo
- Thailand
- Tajikistan
- Timor-Leste
- Turkmenistan
- Tunisia
- Tonga
- Turkey
- Trinidad and Tobago
- Tuvalu
- Taiwan
- Tanzania
- Ukraine
- Uganda
- Uruguay
- Uzbekistan
- Vatican City
- Saint Vincent and the Grenadines
- Venezuela
- British Virgin Islands
- Vietnam
- Vanuatu
- Wallis and Futuna
- Samoa
- Yemen
- South Africa
- Zambia