Left 4 Dead
6007 Members - 11 Chatting, 357 In-Game, 1373 Online

FacepunchStudios
12780 Members - 7 Chatting, 830 In-Game, 2870 Online

0wn3d Clan Official
120 Members - 0 Chatting, 16 In-Game, 49 Online

Rayman Raving Rabbids Fan Club!
5 Members - 0 Chatting, 0 In-Game, 1 Online

Resident Evil 4 Fan Club
59 Members - 0 Chatting, 5 In-Game, 12 Online

Hypersonic
54 Members - 0 Chatting, 2 In-Game, 9 Online

ScAt_MaN's WoRlD!!!!!
129 Members - 0 Chatting, 11 In-Game, 38 Online

BrainBread [ : Source ]
1144 Members - 0 Chatting, 79 In-Game, 236 Online

Zombie Fan Club
30 Members - 0 Chatting, 0 In-Game, 3 Online

GW Channel
68 Members - 0 Chatting, 4 In-Game, 21 Online

Sliders Community
169 Members - 0 Chatting, 7 In-Game, 29 Online

Opposing Force United
51 Members - 0 Chatting, 2 In-Game, 11 Online

The Teamwork Movement
145338 Members - 4 Chatting, 4121 In-Game, 16679 Online

ZP! Legends
31 Members - 0 Chatting, 5 In-Game, 9 Online

{S.M.C.} Clan
43 Members - 0 Chatting, 3 In-Game, 9 Online

The Blade Runners
97 Members - 0 Chatting, 9 In-Game, 29 Online

TheLastSurvivors
14 Members - 0 Chatting, 1 In-Game, 5 Online

I HATE ZAN
36 Members - 0 Chatting, 5 In-Game, 10 Online

sharks
427 Members - 0 Chatting, 32 In-Game, 92 Online

S.W.A.T. WANTED
25 Members - 0 Chatting, 0 In-Game, 3 Online

Cubical Studios
23 Members - 0 Chatting, 1 In-Game, 5 Online

Wrench and Cake
2462 Members - 0 Chatting, 182 In-Game, 570 Online

Br@iNsM@shER's Island
19 Members - 0 Chatting, 0 In-Game, 6 Online

orange box players
2 Members - 0 Chatting, 0 In-Game, 0 Online

ICTON
966 Members - 0 Chatting, 104 In-Game, 293 Online

Cmptr7's World
68 Members - 0 Chatting, 9 In-Game, 32 Online

We Haet Horrawr!
36 Members - 0 Chatting, 4 In-Game, 15 Online

z3r0's Snowcave
34 Members - 0 Chatting, 5 In-Game, 18 Online

GAMERS AND DRUGS.
97 Members - 0 Chatting, 4 In-Game, 19 Online

We Love Inv3rt
68 Members - 0 Chatting, 6 In-Game, 21 Online

The Well
29 Members - 0 Chatting, 2 In-Game, 9 Online

Every Soul 0n Earth!
581 Members - 0 Chatting, 53 In-Game, 133 Online

Z.A.P.: Zombie Awarness Program
129 Members - 0 Chatting, 12 In-Game, 40 Online

The Zombie Panic Source Group
964 Members - 0 Chatting, 65 In-Game, 245 Online

Live To Win [ZPS-PT Trial Clan]
17 Members - 0 Chatting, 2 In-Game, 8 Online

TSLFilms
2 Members - 0 Chatting, 0 In-Game, 0 Online

Zombie Panic Cabin Resistance
56 Members - 0 Chatting, 5 In-Game, 19 Online

Creamtastic
29 Members - 0 Chatting, 3 In-Game, 11 Online