Professional Numismatists Guild (PNG)
A professional organization of coin dealers that seeks the establishment and the maintenance of a harmonious atmosphere in which all who participate as amateur or professional numismatists will derive the pleasure and profit they seek, giving an equal measure of satisfaction in the process.
American Numismatic Association (ANA)
A nonprofit, educational organization chartered by Congress that is dedicated to the collection and study of coins, paper money, tokens and medals, and was created for the benefit of its members and the numismatic community.
Long Beach Coin & Collectibles Expo
One of the key coin conventions that draws worldwide participation. Occurs three times a year.
New York International Numismatic Convention
United States most prestigious numismatic event featuring many leading specialists in world and ancient numismatics held annually at the fabled Waldorf Astoria Hotel.