High PR do Follow backlinks for website.

Back links are important for the Page Rank (PR) connected with your web page as it serves to help search engines recognize that your website is something useful since many other web sites are linking to it. High PR Social Bookmarking web sites are uniformly valuable.

Page Rank (PR) 10 to 7:

1- http://my.aol.com/

2- http://www.flickr.com/

3- http://www.youtube.com/

4- https://twitter.com/

5- https://delicious.com/

6- http://digg.com/

7- http://www.reddit.com/

8- http://slashdot.org/

9- http://www.stumbleupon.com/

10- http://technorati.com/

11- http://answers.yahoo.com/

12- http://www.bibsonomy.org/

13- http://blinklist.com/

14- http://blinklist.com/

15- http://www.blogs.com/

16- http://chime.in/

17- https://www.diigo.com/

18- http://www.ehow.com/

19- http://losangeles.eventful.com/events

20- http://www.fark.com/

21- http://www.folkd.com/

22- http://www.librarything.com/

23- http://www.metafilter.com/

24- http://www.mister-wong.com/

25- http://multiply.com/

26- http://www.newsvine.com/

27- http://www.squidoo.com/

28- http://techmeme.com/

29- http://www.allvoices.com/

30- http://www.bizsugar.com/

31- https://www.telcan.com/

Page Rank (PR) 6 to 4:

1. http://www.blogorama.com/
2. http://www.blogcatalog.com/
3. http://www.care2.com/
4. http://designbump.com/
5. http://www.designfloat.com/
6. http://www.dropjack.com/
7. http://www.dzone.com/links/index.html
8. http://www.ebaumsworld.com/
9. http://www.kuro5hin.org/
10. http://www.kwoff.com/
11. http://www.linkagogo.com/
12. http://marketingland.com/
13. http://www.meneame.net/
14. http://www.examiner.com/
15. http://www.pusha.se/
16. http://www.scoop.co.nz/sections/comment.html
17. http://segnalo.virgilio.it/
18. http://svejo.net/
19. http://www.wikia.com/Wikia
20. http://www.1888pressrelease.com/
21. http://www.a1-webmarks.com/
22. http://buddymarks.com/
23. http://www.digo.it/
24. http://www.ezyspot.com/
25. http://fwisp.com/
26. http://ww2.ikeepbookmarks.com/home.asp
27. http://newsmeback.com/
28. http://shetoldme.com/
29. http://url.org/
30. http://www.reddit.com/
31. http://www.dealigg.com/
32. http://design.fr/
33. http://myhq.com/
34. http://www.oyax.com/
35. http://pfbuzz.com/
36. http://seaked.com/
37. http://www.sitejot.com/
38. http://www.acymca.net/
39. http://affiliated-business.com/
40. http://www.bmaccess.net/
41. http://www.bookmark4you.com/
42. https://www.telcan.com/Features_India_calling_card.aspx

High Page Rank SMO Sites lists:

1. http://www.delicious.com
2. http://www.slashdot.org
3. http://www.reddit.com
4. http://www.digg.com
5. http://www.propeller.com
6. http://www.twitter.com
7. http://www.folkd.com
8. http://www.tumblr.com
9. http://www.mixx.com
10. http://www.furl.net
11. http://www.multiply.com
12. http://www.dzone.com
13. http://www.blinklist.com
14. http://www.mister-wong.com
15. http://www.hugg.com

http://samomas.com/

http://rack111.com

http://www.rahula.info

http://mobilespecsfeature.com

http://dotpoch.com/

http://www.cropsites.com/

http://www.drare.info/

http://alors.co.uk/

http://socialchirp.com/

http://kazom.com/

http://sfcsf.org

http://www.anybookmarks.com/

http://www.lonerboristeria.com/

http://waslinfo.org/

http://www.echo-psi.com/

http://springsgrouppublishing.org/

http://boomarking.com/

http://2iki.info/

http://www.linksreddit.com/

http://www.bestdirectory.tk/

http://www.vamosmarketing.net/

http://www.lampurlink.com/

http://www.wp7sdkdev.com/

http://planetbookmark.in/

http://cwustrings.com/

http://www.theworldlinks.com/

http://musicsaga.com/

http://www.dropjacks.info/

http://switchbookmarks.com/

http://daf-mn.org/

http://jmin.biz/

http://www.humansthink.com

http://vodzone.com

http://www.grjm.net/

http://www.seo4bookmarks.com/

http://www.digitfest.com/

http://www.q1go.com/

http://www.asrob.net/

http://bookmarkaccess.com/

http://bookmarkstudio.com