This list of national postal services shows the individual national postal administrations of the world's states.
The Americas
| Country | Company | Website |
| Argentina | Correo Argentino | correoargentino.com.ar |
| Aruba | Post Aruba | postaruba.com |
| Barbados | Barbados Postal Service | |
| Belize | Belize Postal Service | tristarbelize.com/postoffice |
| Bolivia | Empresa de Correos de Bolivia | correosbolivia.com |
| Brazil | Correios | correios.com.br |
| Canada | Canada Post | canadapost.ca / www.postescanada.ca |
| Caribbean Netherlands | FXDC Post | fxdc-post.com |
| Chile | Correos de Chile | correos.cl |
| Colombia | Servicios Postales Nacionales | www.4-72.com.co |
| Costa Rica | Correos de Costa Rica | correos.go.cr |
| Cuba | Correos de Cuba | correos.cu |
| Curaçao | Cpost International | cpostinternational.com |
| Dominica | General Post Office | publicworks.gov.dm |
| Dominican Republic | Dominican Postal Institute | inposdom.gob.do |
| Ecuador | Correos del Ecuador | correosdelecuador.gob.ec |
| El Salvador | Correos de El Salvador | correos.gob.sv |
| Guyana | Guyana Post Office Corporation | guypost.gy/gpoc |
| Honduras | Honducor | honducor.gob.hn |
| Jamaica | Postal Corporation of Jamaica | jamaicapost.gov.jm |
| Mexico | Correos de México | sepomex.gob.mx |
| Nicaragua | Correos de Nicaragua | correos.gob.ni |
| Panama | Correos de Panamá | correospanama.gob.pa |
| Paraguay | Correo Nacional Paraguayo | correoparaguayo.gov.py |
| Peru | Serpost | serpost.com.pe |
| Saint Kitts and Nevis | St. Kitts & Nevis Postal Services | post.gov.kn |
| Saint Lucia | Saint Lucia Postal Service | stluciapostal.com |
| Saint Vincent and the Grenadines | SVG Postal Corporation | svgpost.gov.vc |
| Sint Maarten | Postal Services St. Maarten | |
| Suriname | Surpost | surpost.com |
| Trinidad and Tobago | TTPost | ttpost.net |
| United States | United States Postal Service | usps.com |
| Uruguay | Correo Uruguayo | correo.com.uy |
| Venezuela | IPOSTEL | ipostel.gob.ve |
Asia
| Country | Company | Website |
| Afghanistan | Afghan Post | www.afghanpost.gov.af |
| Bahrain | Bahrain Post | customs.gov.bh |
| Bangladesh | Bangladesh Post Office | bangladeshpost.gov.bd |
| Bhutan | Bhutan Postal Corporation | bhutanpost.com.bt |
| Brunei | Brunei Postal Services Department | post.gov.bn |
| Cambodia | Cambodian Post | cambodiapost.com.kh |
| China | China Post | chinapost.gov.cn |
| Georgia | Georgian Post | georgianpost.ge |
| Hong Kong (S.A.R China) | Hongkong Post | www.hongkongpost.com |
| India | India Post | ndiapost.gov.in |
| Indonesia | Pos Indonesia | posindonesia.co.id |
| Iran | IRI Post | www.post.ir |
| Iraq | Iraqi Telecommunications and Post Company | iraqipost.net |
| Israel | Israel Post | israelpost.co.il |
| Japan | Japan Post Holdings | japanpost.jp |
| Jordan | Jordan Post Company | jordanpost.com.jo |
| Kazakhstan | Kazpost | kazpost.kz |
| Kuwait | Ministry of Communications (Kuwait) | moc.gov.kw |
| Kyrgyzstan | Kyrgyz Post | kyrgyzpost.kg |
| Kyrgyzstan | Kyrgyz Express Post | kep.kg |
| Lebanon | LibanPost | libanpost.com.lb |
| Macau (S.A.R China) | Correios de Macau | macaupost.gov.mo |
| Malaysia | Pos Malaysia | www.pos.com.my |
| Maldives | Maldives Post | maldivespost.com |
| Mongolia | Mongol Post | mongolpost.mn |
| Myanmar | Myanmar Post and Telecommunications Department | www.mcpt.gov.mm/ptd |
| Nepal | Nepal Post | nepalpost.gov.np |
| North Korea | Korea Post and Telecommunications Corporation | |
| Oman | Oman Post | omanpost.om |
| Pakistan | Pakistan Post | pakpost.gov.pk |
| Palestine | Palestine Post | palpost.ps |
| Philippines | PHLPost | www.philpost.gov.ph |
| Qatar | Qatar Post | qpost.com.qa |
| Saudi Arabia | Saudi Post | www.sp.com.sa |
| Singapore | Singapore Post | singpost.com |
| South Korea | Korea Post | www.koreapost.go.kr |
| Sri Lanka | Sri Lanka Post | slpost.gov.lk |
| Syria | Syria Post | www.syrianpost.gov.sy |
| Taiwan | Chunghwa Post | www.post.gov.tw |
| Thailand | Thailand Post | thailandpost.com |
| Turkey | PTT (Turkey) | www.ptt.gov.tr |
| Turkmenistan | Turkmenpochta | www.turkmenpost.gov.tm |
| United Arab Emirates | Empost | www.empostuae.com |
| Uzbekistan | O`zbekiston pochtasi | pochta.uz |
| Vietnam | Vietnam Post Corporation | www.vnpost.vn |
| Yemen | Yemen Post | www.post.ye |
Europe
| Country | Company | Website Status |
| Åland Islands (Finland) | Posten Åland | www.alandpost.ax |
| Albania | Posta Shqiptare | postashqiptare.al |
| Armenia | HayPost | www.haypost.am |
| Austria | Österreichische Post | www.post.at |
| Azerbaijan | Azərpoçt | www.azerpost.az |
| Belarus | Belposhta | www.belpost.by |
| Belgium | Bpost | www.post.be |
| Bosnia and Herzegovina | BH Pošta/Hrvatska Pošta Mostar\Pošte Srpske | posta.ba / post.ba / postesrpske.com |
| Bulgaria | Bulgarian Posts | bgpost.bg |
| Croatia | Hrvatska pošta | posta.hr |
| Cyprus | Cyprus Postal Services | mcw.gov.cy |
| Czech Republic | Česká pošta | cpost.cz |
| Denmark | Post Danmark | postdanmark.dk |
| Estonia | Omniva | omniva.ee |
| Faroe Island (Kingdom of Denmark) | Posta | posta.fo |
| Finland | Posti | posti.fi |
| France | La Poste | laposte.fr |
| Germany | Deutsche Post | www.deutschepost.de |
| Gibraltar (UK) | Royal Gibraltar Post Office | www.gibraltar.gov.gi |
| Greece | Hellenic Post | elta.gr |
| Greenland (Kingdom of Denmark) | Post Greenland | post.gl |
| Guernsey (UK) | Guernsey Post | guernseypost.com |
| Hungary | Magyar Posta | posta.hu |
| Iceland | Íslandspóstur | postur.is |
| Ireland | An Post | anpost.ie |
| Isle of Man (UK) | Isle of Man Post Office | www.gov.im/post |
| Italy | Poste Italiane | poste.it |
| Jersey (UK) | Jersey Post | jerseypost.com |
| Kosovo | Posta e Kosovës | postakosoves.com |
| Latvia | Latvijas Pasts | www.pasts.lv |
| Liechtenstein | Liechtensteinische Post | post.li |
| Lithuania | Lietuvos paštas | post.lt |
| Luxembourg | Post Luxembourg | post.lu |
| Macedonia | Makedonska Pošta | posta.com.mk |
| Malta | MaltaPost | maltapost.com |
| Moldova | Poşta Moldovei | posta.md |
| Monaco | La Poste Monaco | lapostemonaco.mc |
| Montenegro | Pošta Crne Gore | postacg.me |
| Netherlands (Kingdom of the Netherlands) | PostNL | postnl.nl |
| Norway | Posten | posten.no |
| Poland | Poczta Polska | poczta-polska.pl |
| Portugal | Correios de Portugal | www.ctt.pt |
| Romania | Poşta Română | posta-romana.ro |
| Russia | Russian Post | pochta.ru |
| San Marino | Poste sammarinesi | www.sanmarinostate.com |
| Serbia | Pošta Srbije | posta.rs |
| Slovakia | Slovenská pošta | posta.sk |
| Slovenia | Pošta Slovenije | posta.si |
| Spain | Correos | correos.es |
| Sweden | PostNord | postnord.se |
| Switzerland | Swiss Post | post.ch / poste.ch / posta.ch |
| United Kingdom | Royal Mail | royalmail.com |
| Ukraine | Ukrposhta | ukrposhta.com |
| Vatican City | Poste Vaticane | vaticanstate.va |
Africa
| Country | Company | Website |
| Algeria | Poste Algérie | poste.dz |
| Angola | Correios de Angola | correiosdeangola.co.ao |
| Benin | La Poste du Bénin | laposte.bj |
| Botswana | BotswanaPost | botspost.co.bw |
| Burkina Faso | SONAPOST | sonapost.bf |
| Burundi Régie | Nationale des Postes | poste.bi |
| Cameroon | CAMPOST | campostonline.com |
| Cape Verde | Correios de Cabo Verde | correios.cv |
| Central African Republic | Direction des services postaux de l'Office National des Postes et de l'Épargne | laposte.cf |
| Chad | Société tchadienne des postes et de l'épargne Côte d'Ivoire La Poste (Côte d'Ivoire) | laposte.ci |
| Democratic Republic of the Congo | Congolese Posts and Telecommunications Corporation
Egypt Egypt Post | egyptpost.org |
| Eritrea | Eritrean Postal Service | eriposta.com |
| Ethiopia | Ethiopian Postal Service | ethiopostal.com |
| Gabon | Gabon Poste | laposte.ga |
| The Gambia | Gambia Postal Services Corporation | gampost.gm |
| Ghana | Ghana Post | ghanapost.com.gh |
| Guinea | Office de la poste guinéenne | |
| Guinea-Bissau | Correios da Guiné-Bissau | |
| Kenya | Postal Corporation of Kenya | posta.co.ke |
| Lesotho | Lesotho Post | lesothopost.org.ls |
| Liberia | Ministry of Posts and Telecommunications (Liberia) | mopt.gov.lr |
| Libya | General Posts and Telecommunications Company | libyapost.ly |
| Madagascar | Paositra Malagasy | paositra.mg |
| Malawi | Malawi Posts Corporation | malawiposts.com |
| Mali | Office national des postes du Mali | laposte.ml |
| Mauritania | La Société Mauritanienne des Postes | mauripost.mr |
| Mauritius | Mauritius Post | mauritiuspost.mu |
| Morocco | Poste Maroc | poste.ma |
| Mozambique | Correios de Moçambique | correios.co.mz |
| Namibia | NamPost | nampost.com.na |
| Niger | Niger Poste | nigerposte.net |
| Nigeria | Nigerian Postal Service | nipost.gov.ng |
| Republic of the Congo | Congolese Posts and Savings Company | |
| Rwanda | National Post Office | i-posita.rw |
| Senegal | La Poste Senegal | laposte.sn |
| Seychelles | Seychelles Postal Service | seychellespost.gov.sc |
| Sierra Leone | SALPOST | salpost.sl |
| Somalia | Somali Postal Service | mipt.gov.so |
| South Africa | South African Post Office | sapo.co.za |
| South Sudan | Minister of Telecommunication and Postal Services | motps.goss.org |
| Sudan | Sudapost [fr] | sudapost.sd |
| Swaziland | Swaziland Posts and Telecommunications | sptc.co.sz |
| Tanzania | Tanzania Posts Corporation | posta.co.tz |
| Togo | La Poste du Togo | laposte.tg |
| Tunisia | La Poste Tunisienne | poste.tn |
| Uganda | Posta Uganda | ugapost.co.ug |
| Zambia | ZamPost | zampost.com.zm |
| Zimbabwe | ZimPost | zimpost.co.zw |
Oceania
| Country | Company | Website |
| Australia | Australia Post | auspost.com.au |
| Fiji | Post Fiji | postfiji.com.fj |
| Kiribati | Kiribati Public Service Public | pso.gov.ki |
| Nauru | Nauru General Post Office | naurugov.nr |
| New Zealand | New Zealand Post | nzpost.co.nz |
| Papua New Guinea | Post PNG | postpng.com.pg |
| Samoa | Samoa Post | samoapost.ws |
| Solomon | Islands Solomon Post | solomonpost.com.sb |
| Tonga | Tonga Post | tongapost.to |
| Vanuatu | Vanuatu Post | vanuatupost.vu |