List of Best High PR Social Bookmarking Sites

1.       http://www.scoop.it/

2.       https://www.reddit.com/

3.       http://www.plurk.com/top/

4.       https://www.diigo.com/

5.       http://delicious.com/

6.       http://www.folkd.com/

7.       http://youmob.com/

8.       http://url.org/

9.       http://www.soup.io/

10.   https://slashdot.org/

11.   https://www.pinterest.com/

12.   http://www.giikers.com/

13.   https://www.tumblr.com/

14.   http://www.apsense.com/

15.   http://mootin.com/

16.   http://1look4.com/

17.   http://www.fark.com/

18.   http://www.newsvine.com/

19.   http://www.citeulike.org/