Access to ReferenceUSA
ReferenceUSA is a directory of U.S. and Canadian business, healthcare, and residential listings. It includes access to the following databases:
Canadian businesses, Canadian White Pages, U.S. Businesses, U.S. Consumers / Lifestyles, U.S. Healthcare, U.S. Historical Businesses*, U.S. Jobs / Internships, U.S. New Businesses, U.S. New Movers / Homeowners, and U.S. Standard White Pages.
To access these resources, proceed to ReferenceUSA.
*For users of U.S. Historical Businesses: Historic Business data is available from 2003 – present. ReferenceUSA limits the number of records that can be downloaded to 500 per search. For research that significantly exceeds the download limit or requires access to records dating back to 1997, this data is available via Wharton Research Data Services (WRDS), within the option for InfoGroup. First time users of WRDS will need to register for an account. For more information, please contact SOMreference@mailman.yale.edu.