1 , http://slashdot.org (PR8) 2 , http://digg.com (PR8) 3 , http://technorati.com (PR8) (Only Blogs) 4, http://www.hugg.com (PR8) 5 , http://www.mixx.com (PR8) 6 , http://www.tumblr.com (PR8) 7 , http://www.connotea.org (PR8) 8 , http://www.reddit.com (PR8) 9 , http://www.bibsonomy.org (PR7) 10 , http://www.folkd.com (PR7) 11 , http://multiply.com (PR7) 12 , http://www.jumptags.com (PR7) 13 , http://www.diigo.com (PR6) 14 , http://www.bloghop.com (PR6) 15 , http://www.plime.com (PR6) 16 , http://www.searchles.com (PR6) 17 , http://www.bookmarks.com (PR6) 18 , http://www.dzone.com (PR6) 19 , http://ma.gnolia.com (PR6) 20 , http://de.lirio.us (PR5) 21 , http://www.myvmarks.com (PR5) 22 , http://www.listible.com (PR5) 23 , http://www.plugim.com (PR5) 24 , http://faves.com (PR5) 25 , http://www.bookmarktracker.com (PR5) 26 , http://spotback.com (PR5) 27 , http://www.mylinkvault.com (PR5) 28 , http://www.xilinus.com (PR5) 29 , http://www.clipclip.org (PR5) 30 , http://linkagogo.com (PR5) 31 , http://www.indianpad.com (PR5) 32 , http://www.memfrag.com (PR4) 33 , http://www.bmaccess.net (PR4) 34 , http://blogmarks.net (PR4) 35 , http://www.linkinn.com (PR4) 36 , http://www.oyax.com (PR4) 37 , http://socialogs.com (PR4) 38 , http://linkatopia.com (PR4) 39 , http://www.bumpzee.com (PR4)