A pioneer of both the credit card industry and automated teller machines, Citibank – formerly the City Bank of New York.

A pioneer of both the credit card industry and automated teller machines, Citibank – formerly the City Bank of New York – was regarded as an East Coast equivalent to Wells Fargo during the 19th century.

Bank of America has 4,265 branches in the country, only about 700 fewer than Chase. It started as a small institution serving immigrants in San Francisco.

With $1.8 trillion in consolidated assets, Bank of America is second on the list. Its headquarters in Charlotte, North Carolina, singlehandedly makes that city one of the biggest financial centers in the country.