This is my collection of High PR DoFollow Forum :

• http://www.mothering.com/discussions/index.php
• http://forums.catholic.com/index.php
• http://monster.prospero.com/n/forumIndex.aspx?webtag=monsterindex
• http://www.isixsigma.com/
  
• http://www.sowpub.com/forum/
• http://forums.freebsd.org/
• http://forum.brighthand.com/
• http://www.wilderssecurity.com/
• http://ubuntuforums.org/
• http://www.codeguru.com/forum/
• http://www.familyconnect.org/parentsitehome.asp