The list of dofollow forums

Here is a list of dofollow forum which have Google page rank, register there use your blog link as signature and make sure that you stay active as these forums are very active and you will get backlinks as well as traffic.

1 V7nForum

4 Harmony Central forum

5 Joomla Forum

6 Search engine watch Forum

7 CNET Forum

8 Mysql Forum

9 Digital point Forum

10 Affiliate Marketing Forum

12 Site Point Forum

13 Warrior forum

14 Adult webmaster Info forum

17 Capital Forum

18 Deviantart

20 Domain Name Forum

21 File Sharing Forum

22 Free Advertising Forum

23 Geek Village Forum

24 HTML Forum

25 MyGame Builder Forum

26 PhpBB Forum

28 Search Engine Roundtable

29 SEO Forum Australia

31 Siteowners Forum

32 Webhosting Forum

33 Directory junction Forum

Update
http://www.addthis.com/forum PR-10Alexa : 146
http://forums.microsoft.com/ PR-9 Alexa : 26 (Dofollow)
http://forums.myspace.com/ PR-9 Alexa : 75
http://chronicle.com/forums/ PR-8 Alexa : 8.207 (Dofollow)
http://forum.joomla.org PR-8 Alexa : 224 (Dofollow)
http://forums.cpanel.net PR-8 Alexa : 1.406 (Nofollow)
http://forum.siteground.com PR-8 Alexa : 1.386 (Dofollow)
http://forums.photobucket.com/ PR-8 Alexa : 126
http://forum.meebo.com PR-8 Alexa : 1.239 (Nofollow)
http://phparch.com PR-7 Alexa 75.244 (Nofollow)
http://forums.cnet.com PR-7 Alexa : 86 (Nofollow)
http://www.bookforum.com PR-7 Alexa :149.153 (Dofollow)
http://mathforum.org PR-7 Alexa : 23.836 (Nofollow)