Contact Us

Superintendent
First State National Historical Park
National Park Service
c/o New Castle Court House Museum
211 Delaware Street
New Castle, DE 19720

(302) 544-6363 or
(302) 478-2769

Last updated: September 27, 2018

Contact the Park

Mailing Address:

New Castle Court House Museum
Attn: First State NHP
211 Delaware Street
New Castle, DE 19720

Phone:

(302) 544-6363
This phone number is not staffed. You can leave a message on the park's main phone number (302-544-6363) and we will return your call as soon as possible. If you are visiting one of the seven sites, and need specific information, please refer to the "Places to Go" page for phone numbers and addresses of each site.

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