Chats and Forums

The Creative Sim's Club
Offers files, a chat, polls, members, and a calendar.
http://games.groups.yahoo.com/group/CreativeSimsClub/

Killer Sims
Yahoo! Group for fans of the Killer Sims site.
http://games.groups.yahoo.com/group/killersims/

Neighborhood 99
Independent message-board community on EZ Board with general, social, and technical forums. Has a high-traffic "Cool Links to Hot Downloads" area.
http://p218.ezboard.com/bstarlightsims

300 Sim St.
EZ Board forum offering answers to frequently asked questions, and support for forum features such as signatures.
http://p199.ezboard.com/b300simst

SimFreaks Forum
A range of discussion areas covering topics such as tutorials listings, where-can-I-find?, job listings, and cartoon doll avatars. Runs on EZ Board.
http://p196.ezboard.com/bsimfreaks

Sims Addiction
Hints, tips, links, and friendly chat.
http://forums.delphiforums.com/simsaddiction/start

Sims Chat
Simple message board with threads sorted by date.
http://members3.boardhost.com/SimsChat/

The Sims World
Yahoo group for fans and addicts, encouraging discussion of gameplay and downloads.
http://groups.yahoo.com/group/The-Sims-World/

SimsAddicted
Yahoo! Group for fans to share anecdotes and site discoveries.
http://games.groups.yahoo.com/group/SimsAddicted/