This is a list of postage stamps that are especially notable in some way.

The best-known stamps:

• Penny Black
• British Guiana 1c magenta
• Treskilling Yellow
• Inverted Jenny

By country:

Australia

• Inverted Swan

Austria

• Red Mercury

Bermuda

• Perot provisional

Brazil

• Bull's Eye
• Goat's Eye

British Guiana

• British Guiana 1c magenta - unique

Canada

• Canada 12d black
• Canada 2c Large Queen on laid paper - rarest Canadian stamp
• Bluenose
• St. Lawrence Seaway invert

Cape of Good Hope

• Cape 4d black Triangle
• Cape 4d red error of color

Falkland Islands

• Falkland Islands HMS Glasgow error - wrong ship on a modern stamp

Finland

• Finland 20k black stamped envelope - most valuable postal stationery

France

• One franc vermillion
• Black twenty centimes

German East Africa

• German East Africa 1 rupee used at Tabora

Germany

• Baden 9kr blue-green error of color
• Saxony 3pf red sheet
• Saxony 1/2g on light blue paper error
• Vineta provisional

Gibraltar

• Gibraltar 10c missing-value error

Hawaii

• Hawaiian Missionaries - first stamps of Hawaii

Honduras

• Black Honduras

Hong Kong

• Hong Kong Jubilee 1891 - first overprinted commemorative stamp in the world
• George VI - Queen Elizabeth Silver Jubilee 1948

India

• Scinde Dawk - first stamps of India
• India Queen Victoria invert

Italy

• Tuscany 3-lira ocher
• Italy General Balbo triptych
• Gronchi Rosa

Jamaica

• Jamaica 1sh inverted-frame error

Japan

• Sutherland local boos
• Japan 500m Dragon invert

Macedonia

• Mount Athos An issue contemplated for the Holy community

Sweden

• Treskilling Yellow - unique error, most valuable stamp

Switzerland

• Basel Dove

Uganda

• Uganda Cowries - first stamps of Uganda, produced on typewriter

Britain

• Penny Black - world's first postage stamp
• Penny Blue - Trial printings from a penny black plate
• VR official - first official stamp
• Prince Consort Essay
• Penny Red - improved follow ons to the Penny Black
• Archer Roulette - experimental separation of stamps
• Edward VII 2d Tyrian plum - withdrawn before issue, but one used

See also list of British postage stamps

United States

• St. Louis Bear
• New York Postmaster's Provisional
• United States 1c Z grill - rarest US stamp
• Black Bull - dollar value of 1898 Trans-Miss
• Inverted Jenny - the "upside-down airplane"
• Dag Hammersjold invert - error deliberately mass-produced
• CIA invert - modern error