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SBG Global - Sports betting online or by phone on major sporting events and a free downloadable software to play casino games.

Sean Graham - Offers bets on major sporting events. Bookmakers based in Ireland.

Sport Odds - Based in Australia, this bookmaker offer bets online or by telephone on major sporting events.

Sportbet - Betting on all major sports.

Sporting Index - Specializing in betting on sporting events, primarily through spread betting.

Sportingbet - Licensed sportsbook and casino offering tax free online betting.

Sports Betting Lines - Vegas odds on major sports including football, soccer, golf and baseball.

Sports Betting Odds - UK-focused odds comparison site for sporting events.

Sports Bettings Online - Offers odds and lines on most major sports in America.

Sports Gambling USA - Offers betting lines on some major sports in North America.

Sports Interaction - Interactive online sports betting service.

Sports Wagering Odds - Offers betting lines on football, basketball, hockey and other sporting events.

Sportsbet Gambling Sportsbook - Offers betting lines on sports such as football, hockey, baseball and golf.

Sportsbetting.com - Featuring betting lines and online casino games.

SportsTAB - The bookmaker, run by New South Wales TAB, offers sports betting on rugby league, basketball, soccer and golf.

SSP International - Fully licensed bookmakers specializing in sports betting. Site available in 16 languages.

Super Bowl Sports Gambling Online - Offering lines on football and other major sports. Free bonus available on the first deposit.

Supreme Odds - Casino games, sportsbetting and financial markets spread betting.

Surrey Sports - Offering tax free gambling, telephone and online sports betting.