Afghanistan
Persian افغان پست, Pashto افغان پست, Afgan Post
Åland
Posten Åland Ab, Aland Post
Åland Stamps Swedish, Finnish, German, English
Albania :
Posta Shqiptare
Filatelia
Algeria
Algérie Poste / بريد الجزائر
Philatélie / الطوابعية
American Samoa (see USA)
Angola
Correios de Angola
Filatelia
Anguilla
Anguilla Postal Service
Philatelic
Antarctica
Australian Antarctic Territory Stamps
British Antarctic Territory Stamps
Terres Australes et Antarctiques Françaises Philatélie, French Southern and Antarctic Lands Phillately
New Zealand Ross Dependency Stamps
Antigua and Babuda
General Post Office Antigua
Argentina
Correo Argentino
Filatelia
Armenia
ՀայՓոստն, Айпост, Haypost
Նամականիշեր, Филателия, Philately
Aruba
Post Aruba N.V.
Stamp Shop
Australia
Australia Post
Stamps
International with some items excluded (i.e. licensed stamps usually can’t be shipped outside Australia)
Austria
Österreichische PostAG, Post AG English
Philatelie, Philately
Yes
Worldwide
Azerbaijan
Azərpoçt, Азерпочта, Azerpost
Azərmarka, Azermarka
Bahamas
Bahamas Postal Service
Philatelic Bureau
Bahrain
barid albahrayn بريد البحرين, Bahrain Post
Bangladesh
ডাক অধিদপ্তর / Directorate of Posts
ফিলোসলি / Philately
Barbados
Barbados Government
Belarus
Белпочта, Белпошта, Belpochta
Филателия, Філатэлія, Philately
Belgium
bpost Dutch, bpost French, bpost German, bpost English
Postzegels, Timbres, Briefmarken, Stamps
Belize
Belize Postal Service
Stamps
Benin
La Poste du Bénin
Philatélie
Bermuda
Bermuda Post Office
Philatelic
Bhutan
Bhutan Post
Bolivia
Agencia Boliviana de Correos
Bonaire, Sint Eustatius and Saba (see Netherlands also)
FXDC Post
WOPA+ Caribbean Netherlands
Bosnia-Herzegovina
BH Pošta Sarajevo Bosnian, Bosnian Post Sarajevo English
Filatelija, Filately
Hrvatska Pošta Mostar, Croatian Post Mostar
Filatelija / Philately
Поште Српске, Serbian Poste Sparske
Филателија / Philately
Botswana
Botswana Post
Philately
Brazil
Correios, Correios Spanish, Correios English
Filatelia
British Indian Ocean Territory
BIOT Post Office
Philatelic Bureau
British Virgin Islands
BVI Post
Brunei
Brunei Postal Service
Philatelic Products
Bulgaria
Български пощи, Bulgarian Post
Филателия, Philately
Burkina Faso
La Poste BF French / English
La Philatélie / Stamp Collecting
Burundi
Régie Nationale des Postes
Philatélie
Cambodia
បាលប្រៃសណីយ៍កម្ពុ, Cambodia Post
កម្រងតែមប្រិ៍, Stamp Collection
Cameroon
Campost French, Campost English
Philatelie, Philately
Canada
Poste Canada, Canada Post
Stamps French / English
Yes
Canada and US
Cape Verde
Correios de Cabo Verde
Stamps
Cayman Islands
Cayman Islands Postal Service
Stamp Collecting
Central African Republic
La Poste Centrafricaine
Chad
STPE La Poste
Philatelie
Chile
Correos Chile
Filatelia
China
中国邮政, China Post
邮票, 中国邮政网上营业厅, Stamps
Christmas Islands (see Australia also)
Christmas Island Post Office
Cocos Islands (see Australia)
Colombia
4-72 El servicio de envíos de colombia
Filatelia
Comoros
Société Nationale des Postes et Services Financiers
Philatelie, Comoros Postage Stamps French / English
Congo (Brazzaville)
La SOPECO
Congo (Dem Rep Kinshasa)
La SCPT
Cook Islands (see New Zealand also)
Cook Islands Post
Costa Rica
Correos de Costa Rica
Catálogo Filatelia
Côte d’Ivoire
La Poste de Côte d’Ivoire
Timbres
Croatia
Hrvatske pošta, Croatian Post
ePost Shop Croatian / English
Yes
Worldwide
Cuba
Correos de Cuba
Curaçao
CPost International N.V.
Philately
Cyprus
Κυπριακά Ταχυδρομεία / Cyprus Post
Γραμματόσημα, Stamps
Czech Republic
Česká Pošta, Czech Post
Filatelie, Philately
Yes
Worldwide
Denmark
PostNord Danmark, PosNord Denmark
Filateli, Stamp Collectibles
Djibouti
La Post de djibouti
Dominica
General Post Office
Dominican Republic
Instituto Postal Dominicano