Paper, plastic, or coin? No matter -- RBS Citizens Financial Group can handle it all. The company, formerly known as Citizens Financial Group, is the parent of Citizens Bank and Charter One Bank has more than 1,500 branches -- many of which are located in supermarkets -- in about a dozen states in the Northeast and the Midwest. The banks offer standard retail and commercial services as well as investment services, insurance, and employer-sponsored retirement plans. RBS Citizens Financial also operates a network of non-branch banking offices in about 40 states. One of the largest foreign-owned banks in the country, RBS Citizens Financial Group is the US banking arm of Royal Bank of Scotland.