List of 27 PR 1 - 8 Do follow social bookmarking sites

Here is a list of 27 social bookmarking sites. I have checked them and they are all do follow. The pagerank can range from 1 to 8...

http://slashdot.org/ (PR 8)
http://www.reddit.com/ (PR 8)
http://identi.ca/ (PR 7)
http://www.folkd.com/ (PR 7)
http://multiply.com/ (PR 7)
http://ycombinator.com/ (PR 7)
http://www.oneview.com/ (PR 6)
http://www.linkagogo.com/ (PR 6)
http://soforce.com/ (PR 5)
http://www.mylinkvault.com/ (PR 5)
http://www.social-bookmarking.net/ (PR 5)
http://www.startaid.com (PR 5)
http://www.ttlink.com/ (PR 4)
http://www.oyax.com/ (PR 4)
http://www.mysitevote.com/ (PR 3)
http://www.sitesays.com/ (PR 3)
http://www.bookmark4you.com/ (PR 3)
http://www.stumpedia.com/ (PR 3)
http://snuggythugg.com/ (PR 3)
http://www.blogbookmark.com/ (PR 3)
http://www.i89.us/ (PR 3)
http://www.quickieclick.com/init.php (PR 3)
www.findbetterlinks.com (PR 2)
http://www.geimhost.com (PR 2)
http://bookmarkorient.com/ (PR 2)
http://www.karmalynx.com/ (PR 1)
http://bookmarkerportal.com/ (PR 1)