Washington, DC | Projects of National Significance (PNS)
AIDD Contacts
Administration on Intellectual and Developmental Disabilities (AIDD)
Office of the Commissioner
U.S. Department of Health and Human Services
370 L'Enfant Promenade, S.W.
Washington, D.C. 20447
Phone: 202.690.6590
Fax: (202) 690-6904
TDD: (202) 690-6415
E-mail: Add_Information@acf.hhs.gov