About the institution. Flagstar Bank, National Association is identified by FDIC certificate number 32541. The headquarters address shown (102 Duffy Ave, Hicksville, New York) is the institution's main office as registered with the FDIC. For multi-state holding companies, this is the chartered bank entity's main office — which may differ from the corporate brand's perceived home or from the parent holding company's address (e.g., JPMorgan Chase Bank, N.A. is chartered in Ohio while its parent holding company sits in New York).
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