The society maintains a collection of coins, paper money and medals and promotes all aspects of numismatic research and learning. In addition, the library holds a collection of numismatic literature.

Supports the study and collection of oriental coinage, from North Africa to the Far East. Includes news, event schedule, articles, and membership application.

A non-profit organization of the leading international numismatic firms. The object of the association is development of numismatic trade conducted according to the highest standards of business ethics.

Established to encourage and promote the science of numismatics, through the study of the coins, medals, tokens and banknotes of the peoples of the British Isles and Commonwealth, the United States of America, and all territories that at any time have...

Serves the interests of Greek and foreign numismatists and collectors of Greek coins, banknotes, tokens, medals and decorations. Includes a council directory, membership details and a list of publications.

(WBMCC) Worldwide organization of individuals collecting bi-metallic coins. Site contains many images and a variety of good information regarding bi-metallics.

Encouraging and promoting the science of numismatics by specializing in areas and nations other than the United States.

A dues free club open to all who collect or trade in encased, bi-metal coins and tokens along with silver strikes.

A worldwide Internet based numismatic club. Offering a mail swap/trade list and a discussion list.