- Linux Documentation Project — great site. Howtos, guides, excellent place for the newbie to start.
- usenet — newsgroups searches via Google. If you've got a problem, chances are someone else had it before you, and posted a solution to it on usenet.
- O'Reilly — Linux-friendly book publisher. They put quite a lot of documentation on the web for free.
- badmagicnumber — NOLUG member Craig Jackson's site. Quite informative.
- Joey Kelly's scratchpad — fantastic site. Rated 5 stars.
- USALUG — Great support forums, open to all distros.
- OpenSuse.US — Support forums dedicated to Open Suse.
- Experts Exchange — peer-to-peer knowledge base: query the volunteer "experts" on most technical subjects. Interesting... it looks/works like the old AskMe.com.
- Dell's new Linux site — round two, apparently.
- linuxprinting.org — The first stop for all your Linux printing needs. Everything from drivers to supplies. Of particular interest is the database, where printers are rated from "Works Perfectly" to "Paperweight." Save yourself time by heading here first.
- linuxquestions.org — A good source for peer Q&A.
- WirelessLinux — Tips and tricks to get your wireless card working.
- GrokDoc — GrokLaw's switcher site for newbies.
- Hardware incompatibility list — a novel approach to finding out if your hardware is going to work with Linux, or not.
- Rosetta Stone For Unix — "What do they call that in this world?"
- Bashscripts — Anyone need some nice scripts for anything and everything?