The Dozenal Society of America

The Society is a voluntary nonprofit educational corporation, organized for the conduct of research and education of the public in the use of base twelve in calculations, mathematics, weights and measures, and other branches of pure and applied science.

Contact Us!

You are invited to join the Dozenal Society of America! The only requirement is a constructive interest in duodecimals. Dues include a subscription to the Duodecimal Bulletin. If you are interested in submitting an article to the Duodecimal Bulletin, or in any matter concerning the same, use the Editor’s address.


472 Village Oaks Lane
Babylon, LI, NY 11702-3123

The Duodecimal Bulletin

The official publication of the Dozenal Society of America, published since 1945. Contact the Editor for subscription information, article proposals, and general comments on the Duodecimal Bulletin. View an index of the Duodecimal Bulletin Archive.

Editorial Office
5106 Hampton Avenue Suite 205
Saint Louis, MO 63109-3115

The Dozenal Society of Great Britain

Our sister society, advocating for dozenals in Great Britain. Visit their official website at, or view the DozensOnline web forum.

British Weights & Measures Association

Here’s a group which promotes Imperial weights and measures, opposing compulsory conversion to the SI-metric system. View their official site at

This page revised Saturday 22 January 2011.