The Official Site - Need I say more? It's actually being kept up to date now (unfortunately, it's also inundated with frames), and offers all the latest news.
Fight the Future - The official X-Files movie site.
X-Review - Many, many reviews of X-Files episodes from a variety of authors.
Haven for the FBI's Most Unwanted - A great XF resource with a very concise upcoming episodes section.
The X-Files Multimedia Archive - From flying Mulders to Mulderisms, this site has it all.
The Realm of X - A nicely laid out page, with tons of X-Files related info.
The X-Files Alphabet Book - A is for alien, B is for bureau, C is for cockroach...
The X-Tour - A new X-Files tour offered in Vancouver. Check out this page for more details!
XPA - X-Philes Anonymous: A 10-13 step program from the recovering addict

Miri's X-Files Page - This site has a lot of info about "The X-Files", X-Files protest info, and lots of other 'Philish stuff.
Jennifer's X-Files Page - Everything you wanted to know about "The X-Files."
Squall's Spooky Corner - Looking for rumours on upcoming shows, or just a detailed summary of what's happened lately on TXF? Look here!
Melody's Web Sites for X-Philes - Here you can find over 100 links from around the world.
Sarah's X-Files Page - This site contains a whole whack of links, and some articles as well.
The Scullywags - A personal tribute to Scully - check out the Scully shopping trip!
AV's Unofficial X-Files Site - An interactive X-Filean adventure, complete with chat, message boards, and Mulder's answering machine!
FBI and CIA Homepage - A Brazilian webpage devoted to The X-Files.
The X-Cafe - Profiles of David Duchovny and Gillian Anderson.
Aaron's X-Files Page - Here you can engage in paranormal debate, look at pictures, or read commentary.
Diana Lesky's X-Review - Reviews, humour...you name it, it's got it!

DDEB - David Duchovny Estrogen Brigade
DDEB2 - David Duchovny Estrogen Brigade Part II
DDEB3 - David Duchovny Estrogen Brigade Part III
Duchovniks - The second oldest group dedicated to DD, after the DDEB.
DDTeens Homepage - The homepage of teens devoted to David
DDTB - David Duchovny Testosterone Brigade (not as strange as it sounds)
We Love David Duchovny! - Hey, but doesn't everbody?
Teenage Davidites - Another group of teens devoted to DD
David Duchovny Drool Brigade - Get those drool buckets ready!
Shrine to David Duchovny - Leave all offerings to DD here
MulderGlasses Shrine - The place to go if you can't get enough of Mulder in glasses
The David Duchovny Red Speedo Poems Page - Poems for that lovely red thang

GAWS - Gillian Anderson Web Site - This is an excellent GA source. It has tons of links, photos, articles, etc, and is frequently updated.
Smart is Sexy - From Swahili to Gaelic to Klingon, learn how to say "Gillian Anderson is beautiful" in 36 different languages!
Gillian Forever! - This site has a lot of GA info, as well as its own mailing list.
Mulder, it's me... - This site currently contains 2064 GA links. Wow!
Exposure is Addiction - The Gillian Anderson Photo Gallery.
Gillian Anderson's Home Page - This site contains GA info and articles pertaining to GA.
GLARE - Gillian Leigh Anderson Real Ecclesia - A great GA source. It has GA wallpaper, photos, and a complete biography of GA's film life.
OBSSES - Order of the Blessed St. Scully the Enigmatic Saviour.
GO GA! - A web site put up by old schoolmates of GA as a tribute to all her hard work.
The Desk for Dana Fund - Help get Scully a desk!

SPCDD - Society for the Prevention of Cruelty to David Duchovny
SPAK - Society for the Protection of Alex Krycek
BRAWS - Broad Reform Advocates for Walter Skinner

The Ultimate X-Files Trivia Game - Test your knowledge of "The X-Files" here
The X-Files Time Wasting Page - A great page found at this X-Files web site. Create captions for funny pics of Mulder and Scully, pick out a new tie for Mulder to wear, or try out the X-Files Mad Libs!
X-Files Fun - This site has X-Files cartoons, including the ones from Mad's "The Eech Files."
X-Files Humor - This site has lots of ways to make even the most Scully-like X-Phile smile. (Be sure to check out the charicature!)
The X-Files Inside Jokes List - All the in-jokes from seasons 1 to 5.
The Truth is Backwards - This site contains backwards XF .wav files that strangely enough seem to make sense...
The Recreation Room - Try out the Marita Covarrubias hangman game!
The Web Adventures of Mulder and Scully - Very funny page...

XPRA - X-Philes Romantic Association - One of the best romantic associatons around
XPRA Photos - A great source for those hard to find 'shipper pics
X-Files Institution for Relationshippers - Another one of the best resources for 'shippers
The X-Philes Finis Romantics Society - This group would love M&S to get together, but only at the show's ending
Haven's Shipper Section - A great shipper page, with fan-fic and shippy collages
The Love is Out There: The M&S Soundtrack Project - A compilation of songs that fits the relationship between our favorite X-Files duo
Vince Gilligan's Homepage - He's the best 'shipper writer there is!
The X-Files 'Shippers Community - A great resource for any 'shipper.

The Official X-Files Forum - A BBS service dedicated to X-Files related discussion.
Chat Philes - A place for 'Philes to chat, as well as move up the ranks of the FBI.
WBS X-Philers Chat - Another chat service for X-Philes.

***Note: These are not all real X-Files sites, but they all have a sort of 'Fileish theme to them.***
The Truth is Out There - Elvis Ain't Dead
Alien Sightings - American Immigration Center
Government Cover-up - U.S. Budget
Mulder - First Virtual Cathedral of the Cult of Mope
How Does Mulder Do It? - Foolproof Guide to Making Any Woman Your Platonic Friend
Unexplainable - Weird Al Yankovic
Little Green Men - Circus Envy