查了很多的blogs，發現很多的blogs還都是nofollow，在想有沒辦法知道哪些blogs是dofollow的，http://thyseo.com/dofollow.html列出了一些list：
1. 600+ Blogs @ BUMPzee – also, submit your dofollow
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2. David Leonhardt’s Dofollow Blogs – updated list, started May 10, 2008
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3. 200+ Blogs @ CourtneyTuttle.com – newest entries listed on top
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4. Google PR Listed Blogs @ DoFollowBlogs.com – add your blog
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5. PDF Google PR Listed Blogs @ Digerati Marketing – this PDF is found at this post.
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6. 100+ Blogs @ Bloggers Directory – posted on November 5, 2007
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7. Google Custom Blog Search Engine @ BestRealIncome.com – found under the top blog post
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8. 2nd Different Google Custom Blog SE @ w3ec.com
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See Google Blog Search for the greatest selection of nofollow and DoFollow blogs relating to your site’s theme.
感覺Blogs @ DoFollowBlogs.com這個有標示pagerank比較好用。推薦使用！
剛又找到了這個DoFollow Blog Directory一樣也有pagerank顯示喔！