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| Café Casino cafecasino.lv | Arbol Media / Arachis Media network (Ignition, Café Casino, Slots.lv) | Curaçao | 1 |
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| Capital Bet capitalbet.com.au | Capital Bet (independent bookmaker) | Australia Liquor & Gaming NSW | 1 |
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| Cash Casino cashcasino.co.uk | run by Jumpman Gaming white label | UKGC, Alderney | 1 |
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| Cashpot cashpot.ro | Crowd Entertainment Ltd | Romania | 1 |
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| Casiku casiku.com | run by White Hat Gaming white label | UKGC, MGA | 1 |
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| Casillion casillion.com | Wild Blackfin Limited SRL | Anjouan | 1 |
| Casimba casimba.com | run by White Hat Gaming white label | UKGC, MGA | 1 |
| Casimpo casimpo.com | run by ProgressPlay white label | UKGC, MGA | 1 |
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| Casino Casino casinocasino.com | L&L Europe | UKGC, Sweden | 1 |
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| Casino Fun (Romania, casinofun.ro) casinofun.ro | New Gambling Solutions | Romania | 1 |
| Casino Game casinogame.co.uk | run by Jumpman Gaming white label | UKGC, Alderney | 1 |
| Casino Gods closed casinogods.com | Genesis Global | MGA, UKGC | 1 |
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| Casino Kings casinokings.com | run by ProgressPlay white label | UKGC, MGA | 1 |
| Casino Marbella casinomarbella.es | Cirsa | Spain | 1 |
| Casino Moto casinomoto.dk | Soft2Bet | Denmark | 1 |
| Casino of Dreams casinoofdreams.uk | Broadway Gaming Group | UKGC | 1 |
| Casino Orca casinoorca.com | Wild Blackfin Limited SRL | Anjouan | 1 |
| Casino Palace casinopalace.com | run by ProgressPlay white label | UKGC, MGA | 1 |
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| Casino Planet closed casinoplanet.com | Genesis Global | MGA, UKGC | 1 |
| Casino Plus playcasinoplus.co.uk | Leisure Electronics Holdings Limited | UKGC | 1 |
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| Casino Rocket casinorocket.com | Hollycorn N.V. | Curaçao | 1 |
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| Casino Share casinoshare.co.uk | Casino Rewards | Denmark, Canada, UKGC | 1 |
| Casino Sieger casinosieger.com | Condor Gaming Group | UKGC, MGA | 1 |
| Casino Time (Ontario) casinotime.ca | Casino Time | Canada | 1 |
| Casino-Magic BE casino-magic.be | Sofabo SA | Belgium | 1 |
| Casino.ua casino.ua | Kazyno.UA | Ukraine | 1 |
| Casino1 casino1.be | Ardent Group (Gaming1) | Belgium | 1 |
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| Casino777 / Bet777 casino777.es | Vision Gaming Holding Ltd | Spain | 1 |
| Casino777 Latvia casino777.lv | SIA NB (Casino777 Latvia) | Latvia | 1 |
| Casino777 NL casino777.nl | Ardent Group (Gaming1) | Netherlands, Belgium | 2 |
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| Casinoaction (KGC) casinoaction.com | Casino Rewards | Denmark, Canada, UKGC | 2 |
| Casinoandfriends casinoandfriends.com | SkillOnNet | UKGC, MGA, Sweden | 3 |
| Casinobelgium BE casinobelgium.be | Rocoluc (Casino Belgium) | Belgium | 1 |
| Casinobud casinobud.com | Northvale Ltd | Estonia | 1 |
| CasinoChan casinochan.com | Dama N.V. / Novatrix SRL network | Tobique, Anjouan | 1 |
| Casinoclassic (KGC) casinoclassic.casino | Casino Rewards | Denmark, Canada, UKGC | 2 |
| Casinoelite BE casinoelite.be | The Flamingo SA (Casino Elite) | Belgium | 1 |
| CasinoEuro casinoeuro.com | Betsson AB | MGA | 1 |
| Casinoexperience BE casinoexperience.be | Family Game Center | Belgium | 1 |
| CasinoGo casinogo.dk | AB Trav och Galopp (ATG) | Denmark | 1 |
| Casinohuone casinohuone.com | Kindred Group plc | MGA | 1 |
| Casinoin casinoin.ee | Betmaster | Estonia, Ireland | 2 |
| CasinoJax casinojax.com | Hollycorn N.V. | Curaçao | 1 |
| CasinoK casinok.com | Ryker | Curaçao | 1 |
| Casinoking BE casinoking.be | Gambling City NV (Casino King) | Belgium | 1 |
| Casinoly casinoly.com | Rabidi N.V. | Curaçao | 1 |
| CasinoMite casinomite.com | ProgressPlay | UKGC, MGA | 1 |
| Casinonic casinonic.com | Dama N.V. / Novatrix SRL network | Tobique, Anjouan | 1 |
| Casinosanremo (IT) online.casinosanremo.it | Casinò di Sanremo | Italy | 1 |
| CasinoSecret casinosecret.com | Casumo | — | 1 |
| CasinoStars casinostars.io | Wild Blackfin Limited SRL | Anjouan | 1 |
| Casinostuen casinostuen.dk | ComeOn Group | Denmark | 1 |
| CasinoStugan casinostugan.com | ComeOn Group | Sweden | 1 |
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| Casinozer casinozer.com | 3-102-947207 SRL (Betify, Casinozer, Yonibet) | Anjouan | 1 |
| Casongo casongo.dk | Veli Group | Denmark | 1 |
| Casongo casongo.ng | Not identified | Nigeria Lagos - LSLGA | 1 |
| Casoo casoo.com | Trink N.V. | Anjouan | 1 |
| Casoola closed casoola.com | Genesis Global | MGA, UKGC | 1 |
| Cassino closed cassino.bet.br | Ana Gaming Brasil S.A. | Brazil SPA (Ministry of Finance) | 1 |
| Casumo casumo.com | Casumo | UKGC, Spain | 2 |
| Casumo DE casumo.de | Rabbit Entertainment | Germany | 1 |
| Casushi casushi.com | Solaya Group Limited | UKGC | 1 |
| Caxino caxino.com | Rootz | MGA | 1 |
| Cazino cazino.com | Heuston Gaming | — | 1 |
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| Celebrino celebrino.com | Hitz Gaming OÜ | Estonia | 2 |
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| CGG closed cgg.bet.br | 7MBR Ltda | Brazil SPA (Ministry of Finance) | 1 |
| Chalkwins chalkwins.com | L.C.S Limited | MGA | 1 |
| Challenge Casino challengecasino.co.uk | Casino Rewards | Denmark, Canada, UKGC | 1 |
| Champion Casino Ukraine championcasino.ua | Champion Casino UA | Ukraine | 1 |
| Champion Club championclub.ua | Champion Casino UA | Ukraine | 1 |
| ChampionBet championbet.ug | Not identified | Uganda | 1 |
| Chance chance.cz | Tipsport | Czechia, Slovakia | 2 |
| Chanced chanced.com | Gold Coin Group LLC | — | 1 |
| Chanz chanz.com | New Casinos Ltd (Chanz) | Sweden, Estonia | 2 |
| Chasebet chasebet.com.au | ChaseBet (independent bookmaker) | Australia Liquor & Gaming NSW | 1 |
| Chat Mag Bingo chatmagbingo.com | Broadway Gaming Group | UKGC | 1 |
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| Cheeky Casino (UK, cheekycasino.com) cheekycasino.com | run by Jumpman Gaming white label | UKGC, Alderney | 1 |
| Chelsea Palace chelseapalace.com | run by Grace Media white label | UKGC | 1 |
| Cherry Casino cherry.com | ComeOn Group | Sweden | 1 |
| Cherry Jackpot cherryjackpot.com | Entertainment Software Group Ltd (Entsoft) | Anjouan | 1 |
| Cherry Wins cherrywins.com | Broadway Gaming Group | UKGC | 1 |
| CherryBet cherrybet.ro | Viva Games SRL | Romania | 1 |
| Cheza Cash chezacash.com | Not identified | Kenya | 1 |
| Chilli Spins chillispins.com | run by Jumpman Gaming white label | UKGC, Alderney | 1 |
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| Chipstars chipstars.bet | Softspark Services SRL (Chipstars) | Anjouan | 1 |
| Chipz chipz.com | Rootz | MGA | 1 |
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| Circus Dice circus-dice.be | Ardent Group (Gaming1) | Belgium | 1 |
| Circus NL circus.nl | Ardent Group (Gaming1) | Netherlands, Belgium | 3 |
| Circusbet FR circusbet.fr | Ardent Group (Gaming1) | France | 1 |
| City Bingo citybingo.com | Broadway Gaming Group | UKGC | 1 |
| Clemens Spillehal clemensspillehal.com | run by SkillOnNet white label | UKGC, MGA, Sweden | 2 |
| Cloudbet cloudbet.com | Cloudbet (Halcyon Super Holdings) | Curaçao | 1 |
| Clover Bingo cloverbingo.com | run by Jumpman Gaming white label | UKGC, Alderney | 1 |
| Cloverspin cloverspin.com | Hollycorn N.V. | Curaçao | 1 |
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| Club World Casinos clubworldcasinos.com | Apex Dynamics Ltd. (Club World Casinos) | Anjouan | 1 |
| ClubBet clubbet.au | ClubBet (independent bookmaker) | Australia VGCCC (Victoria) | 1 |
| Cluck cluck.us | The Roost Limited | — | 1 |
| Cobra Casino cobracasino.com | Dama N.V. / Novatrix SRL network | Tobique, Anjouan | 1 |
| Codere (IT) codere.it | Codere | Spain, Italy, Colombia Coljuegos | 4 |
| Codere Argentina codere.bet.ar | Codere | — | 1 |
| CoinCasino coincasino.com | Igloo Ventures | — | 1 |
| CoinPoker coinpoker.com | Precise Interactive Inc. (CoinPoker) | Anjouan | 1 |
| Coins.game coins.game | Royal Way Limited (Coins.game) | Anjouan | 1 |
| Colosseum Casino colosseum-casino.co.uk | Casino Rewards | Denmark, Canada, UKGC | 1 |
| Colossus Bets colossusbets.com | ColossusBets Limited | UKGC | 1 |
| ComeOn comeon.com | ComeOn Group | Netherlands, Poland, Denmark | 4 |
| Conquer Casino conquercasino.com | run by ProgressPlay white label | UKGC, MGA | 1 |
| Conti Cazino conticazino.ro | Get's Bet | Romania | 1 |
| Cool Casino coolcasino.ro | Wintoo Soft Technologies SRL | Romania | 1 |
| Coolbet coolbet.com | Coolbet | Estonia, Peru MINCETUR | 2 |
| Copybet UK copybet.com | CopyBet | Cyprus, UKGC | 2 |
| Coral coral.co.uk | Entain plc | UKGC, Ireland | 1 |
| CorgiSlot corgislot.com | FGS Software Solutions SRL | Anjouan | 1 |
| Cosmic Slotz cosmicslotz.com | Buscarar SRL | Anjouan | 1 |
| Cosmic Spins cosmicspins.com | Grace Media | UKGC | 1 |
| Cosmobet cosmobet.ua | Cosmolot | Ukraine | 1 |
| Cosmolot cosmolot.ua | Cosmolot | Ukraine | 1 |
| Costa Bingo costabingo.com | Broadway Gaming Group | UKGC | 1 |
| Costa Games costagames.com | Broadway Gaming Group | UKGC | 1 |
| Cozino cozino.com | run by Jumpman Gaming white label | UKGC, Alderney | 1 |
| Crazeplay (KGC) crazeplay.com | Starscream Limited | Kahnawake | 1 |
| Crazy Dice crazydice.be | Golden Vegas (Noordzee Electronics) | Belgium | 1 |
| Crazy King Casino crazykingcasino.com | run by Jumpman Gaming white label | UKGC, Alderney | 1 |
| Cristal Poker cristalpoker.com | Wild Blackfin Limited SRL | Anjouan | 1 |
| Crixcasino crixcasino.vip | Buscarar SRL | Anjouan | 1 |
| Crocoslots crocoslots.com | Metlait SRL | Anjouan | 1 |
| Crown Coins Casino crowncoinscasino.com | Sunflower | — | 1 |
| CrownBet crownbet.com.au | Crown Resorts Limited | Australia NT Racing and Wagering Commission | 1 |
| CrownSlots crownslots.com | Metlait SRL | Anjouan | 1 |
| Crypto Reels cryptoreels.com | Apex Dynamics Ltd. (Club World Casinos) | Anjouan | 1 |
| Cryptoboss cryptobosscasino.com | 3-102-937046 SRL (Cryptoboss, Fenix, Unlim) | Anjouan | 1 |
| CryptoGaming cryptogaming.com | Digital Chain Ventures SRL (CryptoGaming) | Anjouan | 1 |
| Cryptorino cryptorino.io | Star Bright Media | — | 1 |
| CryptoSpin cryptospin.io | Wild Blackfin Limited SRL | Anjouan | 1 |
| Crystal Slots crystalslots.com | Jumpman Gaming | UKGC, Alderney | 1 |
| Crystalbet crystalbet.com | Entain plc | — | 1 |
| CSGOBig csgobig.com | Degen Legend Limitada (CSGOBig, Degen) | Anjouan | 1 |
| CSGOEmpire csgoempire.com | Moonrail Limited B.V. (CSGOEmpire) | Curaçao | 1 |
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| CSGOPositive csgopositive.com | Positive Gaming Ltd (CSGOPositive) | Anjouan | 1 |
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