» American Malacological Society (Union)    An organization dedicated to the study and preservation of mollusks.    http://erato.acnatsci.org/ams/

» The Malacological Society of London    Charitable organisation dedicated to the advancement of education and research on molluscs.    http://www.sunderland.ac.uk/~es0mda/msl1.shtml

» Western Society of Malacologists    Society of professionals and amateur supporting fossil and Recent molluscan research.    http://biology.fullerton.edu/orgs/wsm/