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Clinical research

Clinical trial sites in the United States

Clinical trial sites: one pin for each physical site that hosts trials, placed from the address on the trial registration.

  • Trial site
  • Group of pins (click to zoom)

Showing the 40,000 busiest of 307,818 located sites. The map holds only the first 40,000, so narrow the filters to see the rest.

Each pin is one trial site, placed on the map from the address on the trial registration, so it shows part of where trials are run, not all of it. A site with no located address has no pin. A site with a public page on Pharma Observatory links to it; other sites show name, place and trial count only.

Looking for contract research suppliers and CROs? Visit Contract Research Map

Looking to track new and ongoing clinical trials? Visit Trial Insights

Filters: Country: United States Clear all

Trial sites by region

Select a bar to filter by region.

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Trial sites by region
CategoryTrial sites
North America307,818

Top countries

Country of the site's address. Select a bar to filter.

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Bar colour shows the country's region, as in the chart by region.

Trial sites by country
CategoryTrial sites
United States307,818
France73,311
Germany73,247
Italy48,647
China46,227
Japan38,811
Spain36,541
United Kingdom32,473

Trial sites

307,818 sites. Sites with a public page link to it on Pharma Observatory.

  • University of Wisconsin SC Madison, Wisconsin, United States 1 trial
  • University of Wisconsin School of Medicane and Public Health Madison, Wisconsin, United States 1 trial
  • University of Wisconsin School of Medicine & Public Health - allergy, Pulmonary, & Critical Care Medicine Madison, Wisconsin, United States 1 trial
  • University of Wisconsin School of Medicine and PH Madison, Wisconsin, United States 1 trial
  • University of Wisconsin School of Medicine and Public Health (PI Address) Chicago, Illinois, United States 1 trial
  • University of Wisconsin School of Medicine and Public Health CLCZ696BUS01 Madison, Wisconsin, United States 1 trial
  • University of Wisconsin School of Medicine and Public Health Madison, Wisconsin, United States Madison, Wisconsin, United States 1 trial
  • University of Wisconsin School of Medicine and Public Health Surgery Madison, Wisconsin, United States 1 trial
  • University of Wisconsin School of Medicine and Public Health: Division of Pediatric Allergy, Immunology and Rheumatology Madison, Wisconsin, United States Ongoing trial 1 trial
  • University of Wisconsin School of Medicine and Pulbic Health Madison, Wisconsin, United States 1 trial
  • University of Wisconsin Site Number : 8400004 Madison, Wisconsin, United States 1 trial
  • University of Wisconsin Spine Physical Therapy Madison, Wisconsin, United States 1 trial
  • University of Wisconsin Transformations Surgery Center Middleton, Wisconsin, United States 1 trial
  • University of Wisconsin UW Hospital Madison, Wisconsin, United States 1 trial
  • University of Wisconsin Wisconsin Dialysis Institute Madison, Wisconsin, United States 1 trial
  • University of Wisconsin at Madison & multiple other U.S. locations Madison, Wisconsin, United States 1 trial
  • University of Wisconsin, American Family Children's Madison, Wisconsin, United States Ongoing trial 1 trial
  • University of Wisconsin, American Family Children's Hospital and Clinical Science Center Madison, Wisconsin, United States 1 trial
  • University of Wisconsin, American Family Children's Hospital, Medical School Madison, Wisconsin, United States 1 trial
  • University of Wisconsin, Blood and Bone Marrow Transplant Madison, Wisconsin, United States 1 trial

Explore the data behind the map on Pharma Observatory

Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.