Here's an extensive list of everything 2600 related out there. Some of it is good, some might be crap- you pays your money, you takes your chances.

General Links

The main corporation might be out of business, but fragments still hang on. Atari is dead- long live Atari!!

VGR's homepage
Who's the man with all the info? It's not Shaft, but THIS guy!

The 2600 Connection
A web page of the Usnail fanzine. Very cool, so get your bookmarks ready!

Rif Raf's Homepage
contains all sorts of valuable information about your classic game collection! Used to be much cooler with the Beat the High Score page. Ah well...

Digital Press
All sorts of articles and reviews- more than just 2600 stuff, but enough to get included here.

History video game homepage
Everything you could possibly want for history! Everything from Pong to Intellivision and beyond

Classic Video Game Nexus
Oooh, even more links than this page!

2600 ROM Images
Wow! Games YOU can play on your PC! Looks like lots and lots of games, too!

Atari 2600!
Lots of stuff here. Trade lists and some links, too.

Dan's Classic Video Games
More of an arcade slant, but some 2600 stuff within.

Sean Kelly's Homepage
Multi carts, links and a for sale page.

Dan's Home Page
Far too much tech information on the 2600

Reinhard's 2600 pages:
Ooooh, he's got a lot for sale!

Atari 2600
An original name, to be sure. This page is more dedicated to 2600 emulation than the orignal games

The Atari Preservation Society
Page 'o plenty!

Supercharger stuff:

The Arcadia/Starpath Supercharger Homepage
Not much here- some screenshots, the Supercharger FAQ and some pics.

Saltine's Page
A Starpath page, containing a Game Genie like program for the Supercharger and PC emulators

Places to buy games:

Telegames
Still making 2600 games after all these years. Some hard to fine stuff, but you will pay for it.

O'Shea, Ltd.
Much more reasonable liquidators. Smaller selection, but they have 1.5 MILLION of the things. They wont be running out soon...

Auction Web
THE auction block on the Web- great place to find all sorts of classic video games!

Mercury's Page
A whole bunch of games to be had here. I've bought from him before- he's good people,.