More than 1,800 organizations are using the CIRB for their NCI-funded clinical trials aimed at preventing and treating cancer. These organizations consist of over 500 Signatory Institutions and their Component and Affiliate Institutions.
Below is the list of all the Signatory Institutions.
| # | Institution Sort descending | City | State |
|---|---|---|---|
| 101 | City of Hope National Medical Center | Duarte | California |
| 102 | Cleveland Clinic Akron General/Akron General Medical Center | Akron | Ohio |
| 103 | Cleveland Clinic Foundation | Cleveland | Ohio |
| 104 | Cleveland Clinic Mercy Hospital | Canton | Ohio |
| 105 | Clinical Radiologists | Springfield | Illinois |
| 106 | Columbia University Medical Center | New York | New York |
| 107 | Columbus NCI Community Oncology Research Program | Columbus | Ohio |
| 108 | Comanche County Memorial Hospital | Lawton | Oklahoma |
| 109 | CommonSpirit Health Research Institute | Englewood | Colorado |
| 110 | Community Health Network Inc | Indianapolis | Indiana |
| 111 | Community Healthcare System | Munster | Indiana |
| 112 | Community Hospital of Monterey Peninsula | Monterey | California |
| 113 | Community Medical Center | Toms River | New Jersey |
| 114 | Connecticut Children's Medical Center | Hartford | Connecticut |
| 115 | Cook Children's Health Care System | Fort Worth | Texas |
| 116 | Cook County Health and Hospitals System | Chicago | Illinois |
| 117 | Cookeville Regional Medical Center | Cookeville | Tennessee |
| 118 | Corporal Michael J Crescenz VA Medical Center | Philadelphia | Pennsylvania |
| 119 | Cottage Health | Santa Barbara | California |
| 120 | Covenant Health Knoxville Tennessee | Knoxville | Tennessee |
| 121 | Covenant Medical Center | Saginaw | Michigan |
| 122 | Covenant Medical Center Inc/MercyOne Waterloo Medical Center | Waterloo | Iowa |
| 123 | CTCA - Midwestern Regional Medical Center Inc | Zion | Illinois |
| 124 | CTCA - Southeastern Regional Medical Center Inc | Newnan | Georgia |
| 125 | CTCA - Western Regional Medical Center Inc | Goodyear | Arizona |