LEM Apple2List - http://lowendmac.com/lists/apple2.html
An Apple 2 email list sponsored by Low End Mac for discussion of all Apple II's, the Apple I and Apple ///. The link above is to the information page for the list. The list has just been moved (March 2006) to Google Groups. Messages can be viewed at http://groups.google.com/group/apple2list but you must be registered (free) to post.

Mail List for Blind Apple II Users- A mailing list has been created by Jayson Smith for blind users of Apple II computers to share their memories, talk about emulation or ask questions. Some people do still have real Apples with Echo or Doubletalk speech synthesizers.  If anybody wishes to join, just send a message to blindapple-subscribe@bluegrasspals.com and confirm your intent to subscribe.

Here's a list of newsgroups that carry Apple II related content. If your news server doesn't carry them, try Google Groups.

comp.binaries.apple2
For the posting of Apple II binary files. (Lately it's been filled with garbage, but you'll find an Apple II related file every now and then..)

comp.emulators.apple2
Messages related to emulation of the Apple II on various platforms.

comp.sources.apple2
A place for Apple II source code.

comp.sys.apple2
The main discussion group for everything Apple II. The most active of the Apple II newsgroups.

comp.sys.apple2.comm
Discussions about data communications on the Apple II.

comp.sys.apple2.gno
Messages about GNO, the Unix-like shell for the Apple IIgs.

comp.sys.apple2.marketplace
The place to buy, sell or trade Apple II stuff.

comp.sys.apple2.progammer
Messages related to programming Apple II computers.

comp.sys.apple2.usergroups
Messages about Apple II user groups.

comp.sys.emulators.apple2
Another newsgroup dealing with Apple II emulators.

alt.emulators.ibmpc.apple2
Discussions about Apple II emulators that run on PC's.