CoinCola is a global OTC marketplace. Its service facilitates over-the-counter trading of local currency for cryptocurrencies. Users post advertisements on the website, where they state exchange rates and payment methods for buying or selling cryptocurrencies. Other users reply to these advertisements and agree to meet the person to buy bitcoins online. As of December 2017, CoinCola has around 100,000 active traders and supports BTC, ETH, BCH, and LTC trading.