John Knoerl
Chief, Cultural Resources Geographic Information System Facility
(202) 354-2140 or email: NPS_CRGIS@nps.gov

Mailing Address:
Cultural Resources Geographic Information System Facility
National Park Service
Department of the Interior
1201 Eye Street, N.W. (2270)
Seventh Floor
Washington, D.C. 20005
tel: (202) 354-2135
fax: (202) 371-6473