I got these two links from a friend. You guys might find this useful. And of course if you know of any sites like these please post them :).
http://answers.onstartups.com/questions/31787/are-there-any-blogs-or-websites-introducing-new-website
http://productivewebapps.com/blog/list-of-places-to-submit-and-promote-your-startup-or-site/