These are all the Friends related sites that I keep on my Favourites. They keep me occupied for hours on end. ;)
Friends-Boards.com
Courteney-Fan.net
Courvid Boards
Jen Fan Forum
FriendsCafe.org
TV Tome Friends Episode List
Friends TV Schedule
FanFiction.net [Friends]
Lobsters For Life MSN Group
Cuddly Sleepers
RossAndRachel.com
Soulmates
Friends-TV.org
I'llBeThereForYou.com
ChandlerInABox.com
The Friends Fan Site
Crazy For Friends
Always-Friends.de
FriendsOnTV.net
Friends Adoration
The One With All The Friends
FriendsGeneration.com
Friends Voting Community
Melissa's Screen Caps