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- Offers online casino.
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- Recreational Gambling Pages
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- Red Apple Casino
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- Red Star Casino
- Download games.
- Reef Club Casino (1)
- Reputable Online Casinos
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- Reviewed Casinos
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 Ritz Club London Online, The
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- River Belle Online Riverboat Casino
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- Rock-n-Roll Casino & Sportsbook
- Offers online casino games.
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- Rounders Club Casino
- Online casino gambling.
- Royal Bet
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- Royal Circus Casino
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- Royal Club Casinos
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- Royal Dynasty Casino
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- Royal Vegas Online Casino
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- Royale Casino
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- Rules of Card Games: Ranking of Poker Hands
- Offers a description for each poker hand for various games, including standard poker, low poker, ranking of suits, and playing with wild cards.
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