Last updated: April 1, 2015

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    Contact Info

    Mailing Address:

    First State National Historical Park
    10 Market Street

    New Castle, DE 19720

    Phone:

    302-317-3854
    To speak to a park ranger, call the park Welcome Center (302-317-3854) and someone will return your call as soon as possible. For a more immediate response, please email the park at firststate@nps.gov.

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