19. HitBTC Launched in December 2013, HitBTC is a crypto exchange based in the United Kingdom. The exchange supports cryptocurrencies and stable coins and provides users with exchange, custodial, and other related services. It's active in 162 markets with over 800 trading pairs. Over the past 24 hours, it has a trading volume of $639 million. 20. P2PB2B Launched in January 2018, P2PB2B is a crypto exchange based in Estonia. The exchange supports both cryptocurrencies, stable ...