Canada Post Corporation
(English / French) - Canada

AASFN - Philatelic & Numismatic Offical Web Site
(English) - San Marino

Administracion Nacional de Correos
Uruguay

Åland Post
(English / French) - Åland

An Post Ireland’s national postal service
(English) - Ireland

Australia Post
(English) - Australia

Bulgarian Posts
(English) - Bulgaria

Postverk Føroya Philatelic Office
(English / French) - Faroe Islands

Chinese Postal Service
(English) - China

CTT Correios
(English) - Portugal

Czech Post
(English) - Czechoslovakia

Deutsche Post
(English) - Germany

Finland Post Ltd.
(English) - Finland

Guernsey Post Office
(English) - Guernsey

Jersey Post
(Eenglish) - Jersey

Lithuana Post
(English) - Lithuana

Philatelic Center of French Polynesia
(English / French) - French Polynesia

Post Greenland
(English) - Greenland

Post of Slovenia
Slovenia

Poste Italiane
Italy

Singapore Post Pte Ltd
(English) - Singapore

Swiss Post
(English / French) - Switzerland

United Nations Postal Administration
(English / French) - United Nations

United States Postal Service
(English) - United States