i didnt compile it on my own, but anyway here is the list:-

www.easyleadguitar.com
www.gtrdan.com
www.guitarnoise.com
www.guitar-masters.com
www.licklibrary.com
www.guitarweek.com/lessons/index.php
www.guitarplayer.com
www.activeguitar.com
www.guitartricks.com
www.jazzguitar.be/jazzguitar_lessons.html
www.scoozle.com
www.cyberflotsam.com
http://guitar.about.com
www.mysongbook.com
www.musicarrangers.com/star-theory/
www.cyberfret.com
www.ibreathemusic.com/
www.guitarlessonworld.com/
www.justinguitar.com/Lessons.html