Official Philatelic Agencies

UPU Directory of World Postal Administrations

philatelicbureau.com

Australia Post

CanadaPost

Republic of China

Czech Post

An Post -Ireland

Deutsche Post

France - La Poste

Philatelic Bureau of French Polynesia

Greenland

Guernsey

Hong Kong Post

Hungarian Post Office

POSTPHIL - Iceland

Israel Philatelic Service

Italian Post

Latvia Post

Luxembourg

New Zealand Stamps

Norway Post

Portugal

San Marino Stamps

Sweden Post Office

Swiss Post

United Nations

USPS Stampsonline