Cheat Code Central: The Sims Cheats

Offers a range of cheat codes and commands which are ordered alphabetically.
http://www.cheatcc.com/pc/sims.html

MattzSimz

Details cheats for The Sims and Livin' Large. Also has a few downloadable walls, floors, pictures, and recolored objects.
http://www.angelfire.com/games3/mattzsimz/index.html

Eep²: The Sims

Technical information on modification and customization.
http://tnlc.com/eep/sims/

The List by Stina

A list of original Maxis skins, objects, walls, and floors.
http://www.simnet.is/kristinf/

The Sims Unofficial Website

Cheat codes and gameplay hints.
http://www.thesimsunofficial.homestead.com/

Jeff's Object Guide

A guide of original Maxis iff items included in The Sims, Living Large and House Party.
http://www.jeffsobjectguide.0catch.com/

Department of Labor

Details of the various career tracks available in the original game and expansions.
http://www.geocities.com/simstores/simcitydol.html

Sim Help

Articles on House Party tips, technical issues, downloading, and recovering lost serial numbers.
http://simshelp.freeservers.com/

The Sims Pro

Guide book to The Sims for PC and Mac.
http://www.geocities.com/the_sims_pro/

Game Revolution: The Sims Cheat Codes

Cheats, codes, hints and help for The Sims from Game Revolution.
http://www.game-revolution.com/games/codes/pc/sims.htm

Sims Cheats and Tips

Captain Packrat offers cheat codes and background information for players.
http://captainpackrat.com/Misc/simcheats.htm

PS2 Cheats, Codes, Games - The Sims

Cheat codes for the PlayStation 2 version of The Sims.
http://www.ps2-cheats-codes-games.net/The_Sims_Cheats.htm

Sims Cheats N Stuff

Includes cheats, codes, and a chat,
http://www.freewebs.com/simscoolstuff/

The Sims Cheats and Codes

Offers cheat codes and hints, plus relevant news, and a review of Hot Date.
http://www.infoideas.net/thesimscheats/

eLook Gamecube Cheats

Offers summary of the game's cheats and codes.
http://www.elook.org/games/cheats/gamecube/172.shtml

The Sims King

Offers previews, hints, and a forum.
http://www.freewebs.com/sims2king/