Coinmama is a cryptocurrency broker/exchange that is located in Israel. Originally created in 2013, the website explains that they offer a fast, safe and fun way to buy a digital currency from anywhere in the world.
In fact, it serves all countries apart from those sanctioned, such as North Korea. However, at present, only 43 US states can use their services, which can be found below:
Alabama, Alaska, Arizona, Arkansas, California, Colorado, Delaware, District of Columbia, Georgia, Idaho, Illinois, Indiana, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, North Carolina, North Dakota, Ohio, Oklahoma, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Virginia, Utah, Washington, West Virginia, Wisconsin, and Wyoming.