There are lots of blogs in this list which are dead or non-functional, so I have created a fresh list version 2 - you can find it here
If you got any blog which is worth mentioning here, do please let me know I will add it to the list.
Thanks
Author - Linuxpoison
UbuntuHQ Great site where you find a good collection of Ubuntu news, and posts, from other blogs.
ubuntublog Good Ubuntu blog, with lots of good Ubuntu stuff, sadly it stopped in September this year
PolishLinux This is a great Linux site, it has really good stuff, and great content
LinuxHelp Good site with great stuff, frequently updated.
UbuntuEssentials Frequently updated Ubuntu Site
Ubuntu-Unleashed Another good site with great stuff about Ubuntu Linux
HowToGeek Great How to site, not only for Linux but its Linux section is great!.
LinuxScrew good site which is coming real popular these days, with great articles.
Fsckin Frequently updated Linux site, great tutorials, and good posts about games for Linux.
ArsGeek Not only a Linux site, but with a great Linux section.
Ubuntu Geek All about Ubuntu, from a real Geek
BashCuresCancer Site devoted to command Line, unfortunately not too frequently updated
Phorolinux Really good tutorials about Linux.
http://www.linux-gamers.net/ For Linux games, how tos, forums, etc. about Video Cards, and Games.
http://www.madpenguin.org/cms/ Madpenguin, News, forums, about Linux
Ars Technica Open Ended section: http://arstechnica.com/journals/linux.ars
DesktopLinux: http://www.desktoplinux.com/
GNOME Footnotes: http://gnomedesktop.org/
Phoronix: http://www.phoronix.com/ (lots of good Linux stories)
http://www.debuntu.org Debuntu
http://tweako.com/section/ubuntu Tweako ubuntu
http://www.ubuntux.org Ubuntux
http://gaming.gwos.org Ubuntu Gamers Arena
http://freshubuntu.org/ Fresh ubuntu
http://www.markshuttleworth.com mark shuttleworth's blog
http://onlyubuntu.blogspot.com only ubuntu
http://ubuntuos.com ubuntu os
http://ubuntudemon.wordpress.com ubuntu demon
http://ubuntu.philipcasey.com ubuntu learner
http://xubuntu.wordpress.com xubuntu blog
http://www.ubustu.com/ the ubuntu feed
http://simplyubuntu.wordpress.com simply ubuntu
http://ubuntuliving.blogspot.com ubuntu living
http://allaboutubuntu.wordpress.com all about ubuntu
http://ubuntuheaven.blogspot.com ubuntu heaven
http://ubuntufan.wordpress.com ubuntu fan
http://ubuntulinux.or.id/blog/ id ubuntu blogs
http://ubuntology.com ubuntology
http://thedailyubuntu.blogspot.com/ the daily ubuntu
http://ubuntufs.wordpress.com ubuntu fs
http://ralph.n3rds.net ralph's ubuntu linux blog
http://www.ubufied.com ubufied
http://planet.gnome.org planet gnome [same as planet kde]
http://planetkde.org planet kde [links to TONS of other blogs]
http://happypenguin.org happy penguin linux gaming
http://www.nuxified.org nuxified
http://www.linuxreality.com linux reality podcasts
http://www.tuxmagazine.com tux online magazine
http://linux.byexamples.com linux by examples
http://www.fsckin.com fscking with linux
http://www.linux-watch.com linux watch
http://www.linuxtavern.com linux tavern
http://www.linuxwins.com linux wins
http://www.oreillynet.com oreilly network
http://linuxtracker.org linux tracker
http://lwn.net/ lwn
http://www.tuxme.com tuxme
http://pimpyourlinux.com pimp your linux
http://www.geekreviewed.com/ [geeky blog w/ linux category]
http://www.osdir.com os dir
http://blog.mandriva.com mandriva blog
http://kerneltrap.org kernel trap [linux kernel news]
http://www.linuxsecurity.com linux security news
http://fullcirclemagazine.org *buntu blog [3 major buntus]
http://boycottnovell.com boycottnovell
http://radio.linuxquestions.org linux questions
http://talkaboutlinux.com talk about linux
http://linuxondesktop.blogspot.com linux on desktop
http://www.jonobacon.org ubuntu/myth tv linux blog
http://kmandla.wordpress.com K.Mandla’s linux blog
http://joey.ubuntu-rocks.org/blog ubuntu rocks
http://fslog.com free software blog
http://thetuxproject.com the tux project
http://savvygeek.com savvy geek
http://bapoumba.wordpress.com a linux blog
http://linuxpoison.blogspot.com linux poison blog
http://lindesk.com
http://alinuxblog.wordpress.com
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source:http://linuxpoison.blogspot.com/2008/06/13578175805227.html