Dejo un listado de webs del Social Bookmarking, para los que les gusta que tengan alto PR!! ...Todos los sitios tienen un PR alto, hay desde PR8 hasta PR5

Hacker News
Wikio - Social Networking News
Boswijck.com - Your Source for Social News and Networking
Bookmark Sharing - Your Source for Social News and Networking
socialworkblog.org
Tip'd – A community for financial news, ideas, and tips / Published News
tuspanas - Friends Network
Your personal entry point to the Web - A1-Webmarks
Dofollow Bookmarking - Dofollow Social Bookmarking Sites | Add url | Add link |
American Antigravity - Space, Energy, and Technology Social News and Networking
Blog Engage Blog Forum - Blogging Community and Social Network
Bookmarks - Your Source for Social News and Networking | oneindia.in
ClusterCenter / Published /
Designophy : Design Knowledge, Latest Design News, Upcoming Competitions, Design Events and more...
Published scoops | News with letter "F"
Forex News | Currency Trading News | Forex Research and Analysis | FreshPips.com
fwisp-Top Business & Financial Blogosphere Links
Dofollow Social Bookmarking Sites - Increase PR and Ranking
Hitmarks | Social Bookmarking | Popular Stories | News Sharing | Popular Bookmarks / Published News
Insertcoins - Games aanbevolen door Gamers. PC,Playstation, Xbox, Nintendo,Wii
http://meccho.com
Metamusica - Your Source for Social News and Networking
millionrss - organising the world's rss feeds - one feed at a time
My Trivia Podcast 2.0 - Your Source for Social News and Networking
Current Events in Domestic and International Adoption, Foster, Pregnancy and More Adoption News -
Oyyla / Yay?nlananlar
Panodigg: Your daily Dose of Fresh VR Panoramas / Published News
PFP Social Network - Your Source for Social News and Networking
SHE TOLD ME : NEW STORIES EVERY DAY! - DIGG-LIKE 100% ADSENSE SHARING REVENUE
Social Bookmark - Your Source for Social News and Networking
WaterSISWEB / Top Posts
Social-Bookmarking.Net - Your Source for News, Bookmarks, Images and Videos
Tamil.net -
The Partizans - Your Source for Social News and Networking
folkd.com - social search and social bookmarking
Connotea: free online reference management for clinicians and scientists
Polish World - Web portal to Poland in Polish and English
Newest Links
Linkk / Noticias Publicadas
Kwoff - Your Source for Social News and Networking
/ - icio.de
Gabbr.com
linkaGoGo - free Online Favorites manager and Social Bookmarking Application
Slashdot: News for nerds, stuff that matters
StumbleUpon.com: Discover the Best of the Web
reddit: the voice of the internet -- news before it happens
Mixx - Latest news and top videos and photos from around the web
Mister Wong | Social Bookmarking Tool
Digg - All Topics - The Latest News Headlines, Videos and Images
Delicious
What's Buzzing? You Tell Us! Top News and More - Yahoo! Buzz
Diigo - Web Highlighter and Sticky Notes, Online Bookmarking and Annotation, Personal Learning Network.
BlinkList.com - Discover, Blink & Share
BibSonomy :: home

No les coloco el PR a cada uno para no confundir cuando Google realice cambios en esto!!!

Usen la herramienta Multiple Pagerank Cheker o también sirve Visual Page Rank View para saber fácilmente el PR de cada directorio: Colocan la URL de la lista de directorios y dejan que se cargue la pagina para que les salga el PR de cada enlace.