CoreStates Financial Corporation
（重定向自CoreStates）
CoreStates Financial Corporation, previously known as Philadelphia National Bank (PNB), was a United States bank holding company in the Philadelphia, Pennsylvania, metropolitan area.
The bank was renamed in the mid-1980s after a series of mergers. After being acquired by First Union Corporation, which later merged with Wachovia National Bank, CoreStates Financial Corporation became a part of Wells Fargo in 2008 due to the Wachovia-Wells Fargo merger.