List of high PR business website

Hi,

Here is a list of top business website.

1. http://www.superpages.com/
2. http://www.search4i.com/
3. http://www.hoovers.com/
4. http://www.hotfrog.com/
5. http://www.freeindex.com/
6. http://www.bizhwy.com/
7. http://www.thomasnet.com/
8. http://www.mylocalservices.us/
9. http://www.getfreelisting.com/
10. http://www.yellowpages.com/
11. http://www.thomsonlocal.com
12. http://www.findlaw.com/
13. http://www.town-usa.com
14. http://www.whitepages.com/
15. http://www.listyoursite.us/
16. http://www.city-visitor.com/
17. http://www.yelldirect.com/
18. http://www.touchlocal.com/
19. http://www.qype.com/
20. http://www.insiderpages.com/
21. http://www.yelp.com/
22. http://www.mapquest.com/
23. http://www.citysearch.com/
24. http://www.usadirectory.biz/
25. http://www.infousa.com/Home/
26. http://www.bizjournals.com/
27. http://www.haabaa.com/
28. http://www.freewebdirectory.us/
29. http://www.localpages.com/
30. http://www.anywho.com/

i would really appreciate if you suggest other high PR business directory with us.

Thanks
Beena-Seo-Delhi