Contact Us
Staff are available from 8:00 a.m. to 5:00 p.m., ET, Monday to Friday. Our goal is to respond to inquiries on the same day they are received.
By Mail
Regular mail
National Addiction & HIV Data Archive Program
ICPSR
University of Michigan
P.O. Box 1248
Ann Arbor, MI 48106-1248
Overnight deliveries
National Addiction & HIV Data Archive Program
ICPSR
University of Michigan
330 Packard Street
Ann Arbor, MI 48104
Connect with Us
By Phone/Fax
734.647.2200 Voice
734.647.8200 Fax
By Email
You can email your questions about access to restricted-use data in our Virtual Data Enclave (VDE) to us at nahdap-vde-support@umich.edu. You may also want to check out our VDE Guide. For all other questions, you can email us at nahdap@icpsr.umich.edu, or use the form below: