It is a great idea to submit your site to Social Bookmarking Sites. You can get quality backlinks and get many more visitors to your site by sharing your blog post with others.
My favorite place to share is on Twitter. I have "met" alot of great people there, and I have learned alot. I highly recommend it. Another great site for a more intimate group of family and friends is Facebook.
Many Top Social Bookmarking Sites:
Many sites have stopped or changed their names. I checked all of these sites today to make sure they were all current. Enjoy!