High PR Social Bookmarking Sites List

High PR SBM Sites List

http://delicious.com/
http://www.stumbleupon.com/
https://www.pinterest.com/
http://www.macautourism.net/
http://ncsupplychain.org/
http://beaverwhispererpanoramas.com/
http://tryengineeringnews.org/
http://www.spogglinks.com/
http://elegantcourage.info/
http://webseoexpertservices.com/
http://gdnet-ict.org/
http://jiaoyibbs.com/
http://www.newsvine.com/
http://www.fark.com/
http://digg.com/
http://technorati.com/
http://www.plurk.com/
http://www.linkarena.com/
https://www.diigo.com/
http://slashdot.org/
http://pusha.se/
http://www.bibsonomy.org/
http://www.scoop.it/