Multiplayer Games League
- Playing Day of Defeat, Half life and Counter Strike series games. Includes past results and news.
- http://www.mgleague.co.nz/

Stronger than All
- Includes results, fixtures, forums, and config files for download.
- http://www.sta-league.org/

WarLeagues
- Includes gallery, downloads, forum and competitor information.
- http://www.warleagues.com

QuakeCon
- Annual event with multiple games. Site includes forum and gallery of previous years.
- http://www.quakecon.org/

Klanwars
- Includes forums, results, and Java IRC client.
- http://www.klanwars.com

Elite Clan Warfare
- Playing spearhead, Call of Duty:United Offensive, and Counter-Strike:Source. Includes player/team statistics and downloads area.
- http://www.eliteclanwarfare.com/

Case's Ladder
- Parent site for multiple competitions, includes links to leagues in specific games.
- http://www.casesladder.com

United Gaming Clans
- Playing TFC and Counter-strike. Includes news, fixtures, results, forums, downloads and IRC chat.
- http://www.ugcleague.com

ProLeague
- Counter-Strike series leagues organised by country. Prizes available.
- http://www.proleague.org

Online Gaming League
- Includes forums, supported games list, and rules.
- http://worldogl.com/

ClanBase
- Includes results and contact information for competing clans.
- http://www.clanbase.com

GlobalWarfighter League
- Ladders and tournaments. Includes downloads area and forums, subsribers gain access to clan management tools.
- http://www.mygwl.com/