4chan
7,450 Members - 4 Chatting, 327 In-Game, 1,666 Online

Sourceforts
526 Members - 0 Chatting, 27 In-Game, 103 Online

This is SPARTA!
3,054 Members - 0 Chatting, 87 In-Game, 382 Online

4chan /b/
1,168 Members - 0 Chatting, 48 In-Game, 270 Online

FPSbanana
5,215 Members - 0 Chatting, 238 In-Game, 768 Online

Insane Gmodists
216 Members - 0 Chatting, 16 In-Game, 54 Online

Pyro's
490 Members - 0 Chatting, 31 In-Game, 110 Online

Kirby.Sqad.Attack.Force <(^.^)>
44 Members - 0 Chatting, 5 In-Game, 15 Online

UNITED FUZZY WAFFLE LEAGUE
62 Members - 0 Chatting, 6 In-Game, 12 Online

Saint Studios Network
21 Members - 0 Chatting, 0 In-Game, 5 Online

Zombie_Survival
122 Members - 0 Chatting, 5 In-Game, 21 Online

The Infamous House of Waffles
947 Members - 0 Chatting, 63 In-Game, 201 Online

PTD Magazine
57 Members - 0 Chatting, 7 In-Game, 25 Online

DaMn AcOuNt HaCkErS
24 Members - 0 Chatting, 3 In-Game, 4 Online

Gmod Ownage for gmoders
36 Members - 0 Chatting, 1 In-Game, 6 Online

Elite Building
18 Members - 0 Chatting, 2 In-Game, 4 Online

Free Tibet
37,656 Members - 0 Chatting, 2120 In-Game, 7,035 Online

Desert Rat's Good Friends!
8 Members - 0 Chatting, 0 In-Game, 3 Online

The JiX clan
26 Members - 0 Chatting, 2 In-Game, 11 Online

World Counter-Strike Group
69 Members - 0 Chatting, 1 In-Game, 6 Online

Counter-Strike+Gmod Pros
34 Members - 0 Chatting, 2 In-Game, 10 Online

Isjix's Great friends
4 Members - 0 Chatting, 0 In-Game, 3 Online

#ALL THE BEST OF THE BEST
84 Members - 0 Chatting, 3 In-Game, 25 Online

Blood Wolf Group
207 Members - 0 Chatting, 25 In-Game, 56 Online

Ðeagles Ťhunder
35 Members - 0 Chatting, 4 In-Game, 11 Online

We want LinBins4Gmod!
4,220 Members - 0 Chatting, 329 In-Game, 1,177 Online