http://www.coroflot.com/
http://www.coroflot.com/

I really like the idea behind Behance. It allows you to showcase your work, gain exposure, discover job opportunities, connect and collaborate, and share tips and access resources. In my mind, every creative should have a portfolio there.
http://www.behance.net

http://www.krop.com/
http://www.krop.com/

Great resource.
http://www.jobs.myspace.com

http://www.monster.com

The Graphic Design Society of Canada has a nice job board. Our studio does most its hiring through it.
http://gdc.net/designers/job_board.php

The hot jobsite that Yahoo! bought some years ago.
http://www.hotjobs.com

http://creativehotlist.com/
http://creativehotlist.com/

http://www.motionographer.com/jobs