| Country |
Company Name |
| United Arab Emirates |
Emirates Post |
| Afghanistan |
Afghan Post |
| Albania |
"Posta Shqiptare" sh.a. |
| Armenia |
Haypost CJSC |
| Angola |
Empresa nacional de Correios e Telégrafos de Angola (ENCTA) |
| Argentina |
Correo Oficial de la República Argentina S.A. |
| Austria |
Österreichische Post AG |
| Australia |
Australian Postal Corporation |
| Aruba |
Post Aruba |
| Azerbaijan |
"Azerpost" Limited Liability Company (LLC) |
| Bosnia and Herzegovina (1 of 3 operators in BA) |
"JP BH POŠTA" d.o.o. Sarajevo |
| Bangladesh |
Bangladesh Post Office |
| Belgium |
bpost |
| Bahrain |
Bahrain Post |
| Benin |
La Poste du Bénin |
| Bermuda |
Bermuda Post Office |
| Bolivia |
ECOBOL - Empresa de Correos de Bolivia |
| Brazil |
Correios |
| Bahamas |
Bahamas Post Office |
| Bhutan |
Bhutan Post |
| Botswana |
BotswanaPost |
| Belarus |
Republican Unitary Enterprise of Posts “Belpochta” |
| Belize |
Belize Postal Service |
| Canada |
Canada Post Corporation |
| Switzerland |
PostCH |
| Ivory Coast |
la Poste Côte D'ivoire |
| Cook Islands |
Cook Island Post |
| Chile |
Correos de Chile |
| Cameroon |
Cameroon Postal Services (CAMPOST) |
| China (People's Rep.) |
China Post Group |
| Colombia |
Servicios Postales Nacionales S.A. |
| Cape Verde |
Correios de Cabo Verde, S.A.R.L. |
| Curacao |
CPOST International N.V. |
| Cyprus |
Cyprus Post |
| Germany |
Deutsche Post DHL Group |
| Denmark |
PostNord Denmark |
| Dominican Republic |
Postal Dominicano |
| Ecuador |
Correos de Ecuador |
| Estonia |
OMNIVA |
| Egypt |
Egypt Post |
| Eritrea |
Eritrean Postal Service |
| Spain |
Correos |
| Ethiopia |
Ethiopian Postal Service |
| Finland |
POSTI Group |
| Fiji |
Post Fiji |
| France |
La Poste |
| Georgia |
Georgia Post |
| Ghana |
Ghana Post Company Limited |
| Gibraltar |
Royal Gibraltar Post Office |
| Guinea |
La Poste Guinéenne |
| Greece |
Hellenic Post - ELTA |
| Guatemala |
El Correo |
| Guinea-Bissau |
Direcção Geral dos Correios |
| Guyana |
Post Office Corporation |
| Hong Kong |
Hongkong Post |
| Honduras |
Empresa de Correos de Honduras |
| Croatia |
HP - Croatian Post Inc. |
| Haïti |
Office des Postes d'Haïti |
| Hungary |
Magyar Posta |
| Indonesia |
POS Indonesia |
| Ireland |
AN POST |
| Israel |
Israel Postal Company Ltd. |
| India |
Department of Posts |
| Iran |
POST COMPANY of I. R. IRAN |
| Iceland |
Iceland Post |
| Italy |
Poste Italiane S.p.A. |
| Jersey |
Jersey Post |
| Jamaica |
Postal Corporation of Jamaica |
| Jordan |
Jordan post Company |
| Japan |
Japan Post Service Co., Ltd. |
| Kenya |
Postal Corporation of Kenya |
| Cambodia |
Cambodia Post |
| Kiribati |
Postal Division |
| Comoros |
Société Nationale des Postes et des Services Financiers |
| Korea |
Korea Post |
| Cayman Islands |
Cayman Islands Post Office |
| Kazakhstan |
Joint-Stock Company "Kazpost" |
| Lebanon |
LibanPost S.A.L. |
| Saint Lucia |
Saint Lucia Postal Service |
| Sri Lanka |
Sri Lanka Post |
| Lesotho |
Lesotho Postal Services |
| Lithuania |
Lietuvos Pastas |
| Luxembourg |
POST Luxembourg |
| Latvia |
Latvia Post |
| Morocco |
Poste Maroc |
| Moldova |
State Enterprise «Posta Moldovei» |
| Madagascar |
Paositra Malagasy-Madagascar |
| The Former Yugoslav Republic of Macedonia |
State-owned Joint-stock Company for Postal Traffic "Post of North Macedonia" - Skopje |
| Mali |
La Poste du Mali |
| Macao, China |
Macao Post |
| Mauritania |
Société mauritanienne des postes (MAURIPOST) |
| Malta |
MaltaPost p.l.c. |
| Mauritius |
The Mauritius Post Ltd. |
| Malawi |
Malawi Posts Corporation |
| Mexico |
Correos de Mexico |
| Malaysia |
POS Malaysia |
| Mozambique |
Entreprise nationale des postes du Mozambique |
| Namibia |
Namibia Post Ltd. |
| New Caledonia |
Direction générale de l'Office des postes et télécommunications |
| Nicaragua |
Correos de Nicaragua |
| Netherlands |
PostNL |
| Norway |
Norway Post |
| New Zealand (incl The Ross Dependency) |
New Zealand Post |
| Oman |
Oman Post Company |
| Peru |
SERPOST S.A. |
| French Polynesia |
La Poste Polynésienne |
| Papua New Guinea |
Post PNG Limited |
| Philippines |
Philippine Postal Corporation |
| Pakistan |
Pakistan Post |
| Poland |
Poczta Polska |
| Portugal |
CTT Portugal Post |
| Paraguay |
Correo Paraguayo |
| Qatar |
Qatar Postal Services Company |
| Bosnia and Herzegovina (1 of 3 operators in BA) |
Pošte Srpske a.d. |
| Bosnia and Herzegovina (1 of 3 operators in BA) |
Croatian Post Ltd. Mostar |
| Romania |
Compania Naţională Poşta Română |
| Serbia (Rep.) |
Public Enterprise of PTT Communications "Srbija" |
| Russia |
Russian Post |
| Rwanda |
Office National des Postes |
| Saudi Arabia |
Saudi Post |
| Solomon Islands |
Solomon Islands Postal Corporation |
| Seychelles |
Seychelles Postal Services |
| Sudan |
Sudanese Postal Service Company Ltd. |
| Sweden |
PostNord Sverige AB |
| Singapore |
Singapore Post Limited |
| Slovenia |
Posta Slovenije, d.o.o. |
| Slovakia |
Slovenská posta, a.s. |
| Sierra Leone |
Sierra Leone Postal Services (SALPOST) Limited |
| San Marino |
Poste San Marino |
| Suriname |
Suriname Post Corporation (SURPOST) |
| Sao Tome and Principe |
Empresa de Correios |
| El Salvador |
Correos de El Salvador |
| Swaziland |
Post and Telecommunication Corporation Swaziland |
| Chad |
Société Tchadienne des postes et de l'épargne |
| Togo |
La Société des Postes du Togo |
| Thailand |
Thailand Post |
| Tonga (incl Niuafo'ou) |
Tonga Post Limited |
| Turkey |
Generale Directorate of PTT |
| Trinidad and Tobago |
Trinidad and Tobago Postal Corporation |
| Tuvalu |
Post Office |
| Tanzania (United Rep.) |
Tanzania Post Corporation |
| Ukraine |
STOCK COMPANY UKRPOSHTA |
| Uganda |
Uganda Post Limited |
| United Kingdom |
Royal Mail Group Plc |
| United States of America |
United States Postal Service |
| Uruguay |
Administración Nacional de Correos - ANC |
| Uzbekistan |
JSC “Uzbekiston Pochtasi” |
| British Virgin Islands |
B.V.I. Post |
| Vietnam |
Vietnam Post |
| Vanuatu |
Vanuatu Post Limited |
| Samoa |
Samoa Post Limited |
| South Africa |
South African Post Office Ltd |
| Zambia |
Zambia Postal Service Corporation |
| Zimbabwe |
Zimbabwe Posts |
