The PNC Financial Services Group, Inc. (stylized as PNC) is an American bank holding company and financial services corporation based in Pittsburgh, Pennsylvania. Its banking subsidiary, PNC Bank, operates in 27 states and the District of Columbia, with 2,629 branches and 9,523 ATMs. PNC Bank is on the list of largest banks in the United States by assets and is one of the largest banks by number of branches, deposits, and number of ATMs.