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DHS Mailing Address

Information on how to send mail to the Department of Homeland Security (DHS) and the DHS Secretary including mail and freight delivery instructions.

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Michael Chertoff, Secretary of Homeland Security 2005 - 2009

On February 15, 2005, Michael Chertoff became the second Secretary of the U.S. Department of Homeland Security.

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Thomas J. Ridge, Secretary of Homeland Security 2003 - 2005

Biography of Thomas (Tom) J. Ridge, the first Secretary and Director of the Office of the Department of Homeland Security, 2003-2005 post September 11, 2001.

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Secretaries of Homeland Security

List of current and former Secretaries of the Department of Homeland Security, their dates of service, and links to their biographies.