Coworking - join
Coworking is cafe-like community/collaboration space for self-employed developers, writers and independents. Please see the guidelines before posting to the group: http://groups.google.com/group/coworking/web/posting-guidelines
Low activity, 2092 members, restricted

UXIrregulars - join
Toronto UX Irregulars UX Irregulars are a rag-tag, fugitive fleet of User eXperience designers, researchers and strategists who design mostly Web interactions, but also software, and sometimes crazy things like ski hills.
Low activity, 369 members, restricted

Toronto TransitCamp - join
The TransitCamp community, based in Toronto. Bettering the Better Way since February 2007.
Low activity, 75 members, restricted