Stamps in Blocks of 2 or More
- All
- Aland
- Albania
- Ajman
- Australia
- Australian Antarctic Territory
- Belgium
- Brazil
- Bulgaria
- Canada
- Chile
- Denmark
- Dominica
- Equatorial Guinea
- Finland
- Fujeira
- Germany
- Germany - East Germany
- Germany - West Berlin
- Great Britain
- Greece
- Holland
- Honduras
- Hungary
- India
- Indonesia
- Iraq
- Ireland
- Italy
- Ivory Coast
- Jamaica
- Kampuchea
- Kenya
- Korea
- Korea - North
- Manama
- New Zealand
- Nicaragua
- Nigeria
- Norway
- Philippines
- Poland
- Portugal
- Ras al Khaima
- Romania
- Russia
- Saudi Arabia
- South Africa
- Spain
- Sweden
- Switzerland
- Thailand
- Turkey
- Tuvalu
- Umm al Qiwain
- United Nations - Geneva HQ
- United Nations - New York HQ
- Uruguay
- USA
- Yemen Arab Republic
- Yugoslavia
- Zimbabwe