Social Networks

Social and Professional Networks

Facebook
MySpace
LinkedIn
Digg
del.icio.us
43 Things/Places

Art, Portfolios, and Comic-Related

ComicSpace
Behance Network
5OUP
Tomgeeks
By Night
Rated-Arr!
Flickr
Threadless
Ravelry

Blogging-type Stuff

Twitter
LiveJournal
Google Reader Shared Items