About the institution. Iowa State Bank and Trust Company of Fairfield, Iowa is identified by FDIC certificate number 14413. The headquarters address shown (55 S 4th St, Fairfield, Iowa) is the branch with the lowest internal unique number — typically the institution's main office. For multi-state institutions, this is its legal HQ, which may differ from the corporate brand's perceived home (e.g., several brands consolidate to a Delaware or Ohio charter).
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