You can find all your Zynga games at www.zynga.com or you can use this handy guide to find your favorite game.
Facebook Games:
Cafe World: http://apps.facebook.com/cafeworld
FarmVille: http://apps.facebook.com/onthefarm
FishVille: http://apps.facebook.com/fishville
Mafia Wars: http://apps.facebook.com/inthemafia/
PetVille: http://apps.facebook.com/petvillegame
Treasure Isle: http://apps.facebook.com/treasureisle/
Vampire Wars: http://apps.facebook.com/vampiresgame
Zynga Poker: http://apps.facebook.com/texas_holdem
YoVille: http://apps.facebook.com/yoville
Fashion Wars: http://apps.facebook.com/fashionwarsgame
Pirates: http://apps.facebook.com/piratesrule
Street Racing: http://apps.facebook.com/streetracinggame
Poker Blitz: http://apps.facebook.com/poker_blitz
Special Forces: http://apps.facebook.com/specialforces
Roller Coaster Kingdom: http://apps.facebook.com/coasterkingdom
Myspace Games:
Mafia wars: http://profile.myspace.com/Modules/A...x?appId=110226
Vampire Wars: http://profile.myspace.com/Modules/A...x?appId=105844
YoVille: http://profile.myspace.com/Modules/A...x?appId=111238
Zynga Poker: http://profile.myspace.com/Modules/A...x?appId=102102
Stree Racing: http://profile.myspace.com/Modules/A...x?appId=115594
Pirates: http://profile.myspace.com/Modules/A...x?appId=110730
Special Forces: http://profile.myspace.com/Modules/A...x?appId=116222
Fashion Wars: http://profile.myspace.com/Modules/A...x?appId=116848
Tagged Games:
Poker: http://www.tagged.com/index.html?r=/poker.html
YoVille: http://www.tagged.com/index.html?r=/yoville.html
you can also play your facebook games at the following sites:
Mafia Wars: www.mafiawars.com
FarmVille: www.farmville.com
Yoville: www.yoville.com
Source: www.Zynga.com