Ubuntu Official Website The first stop that those who are new to ubuntu should make.
Ubuntu Forums A great place to ask technical questions and learn about virtually every aspect of ubuntu.
LXer - Linux News This website constantly updates with the latest info on the Linux world.
TuxRadar- Newbie Questions This is a great article that includes answers to questions that many new Linux users have.
tuXfiles A great place for beginners to learn about how to use their new Linux distro.
System76
This is the official site of System76, a computer company that sells computers that
are exclusively preloaded with Ubuntu.
Dell Ubuntu Preload This is the offical Dell website where Dell PCs are offered with ubuntu pre-loaded
OMG! UBUNTU! This is a blog about ubuntu that is updated very frequently.
Linux Command A great website for those who would like to learn how to use the Linux command line.