A. C. Gilbert Heritage Society  
   Promotes and fosters the educational and scientific advancement of the former, A. C. Gilbert Company's Erector sets and the history and life of its founder, Alfred Carlton Gilbert, his toys, his manufacturing accomplishments, his company, and their impact
   http://www.acghs.org/

SELMEC - The South East London Meccano Club  
   UK club providing information on meetings in Eltham and yearly exhibition in Bromley. Includes model gallery, and links.
   http://www.selmec.org.uk

Sheffield Meccano Guild  
   Membership, events, and Meccano information.
   http://www.personal.u-net.com/~lilleker/smg-idx.htm

West London Meccano Society  
   The official website of the WLMS, with photographs of members' models, details of meetings, articles, and publication lists.
   http://www.users.zetnet.co.uk/dms/wlms/index.html

The Southern California Meccano & Erector Club  
   The worldwide association of individuals whose hobby is to collect sets and literature, or build models in Erector, Meccano, Marklin, or any other metal construction system.
   http://www.scmec.us/