The euro is the standard currency of 19 of the 27 member states of the European Union. It is one of the most traded currencies, just behind the United States dollar (USD). The euro usually has been traded at a value above the USD since 2002, also the year in which the currency entered circulation among its original member states. The euro is widely recognized across the Eurozone region, making it the primary currency for gambling and casino sites in that area. Most gambling operations worldwide allow transactions to be made in euros for withdrawing, making deposits, and playing. The list here contains names of gambling and casino sites that accept euros worldwide.