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 |
|---|---|---|---|
| 526 | University of Florida | Gainesville | Florida |
| 527 | University of Guam | Mangilao | Guam |
| 528 | University of Hawai'i | Honolulu | Hawaii |
| 529 | University of Illinois at Chicago | Chicago | Illinois |
| 530 | University of Illinois College of Medicine - Peoria | Peoria | Illinois |
| 531 | University of Iowa | Iowa City | Iowa |
| 532 | University of Kansas Medical Center | Kansas City | Kansas |
| 533 | University of Kentucky | Lexington | Kentucky |
| 534 | University of Louisville | Louisville | Kentucky |
| 535 | University of Maryland Baltimore | Baltimore | Maryland |
| 536 | University of Maryland Saint Joseph Medical Center | Towson | Maryland |
| 537 | University of Maryland Shore Regional Health | Easton | Maryland |
| 538 | University of Maryland Upper Chesapeake Medical Center | Bel Air | Maryland |
| 539 | University of Massachusetts Medical School - Worcester | Worcester | Massachusetts |
| 540 | University of Miami | Miami | Florida |
| 541 | University of Michigan | Ann Arbor | Michigan |
| 542 | University of Minnesota | Minneapolis | Minnesota |
| 543 | University of Mississippi Medical Center | Jackson | Mississippi |
| 544 | University of Missouri | Columbia | Missouri |
| 545 | University of Nebraska Medical Center | Omaha | Nevada |
| 546 | University of New Mexico Health Sciences Center | Albuquerque | New Mexico |
| 547 | University of Pennsylvania/Abramson Cancer Center | Philadelphia | Pennsylvania |
| 548 | University of Pittsburgh of the Commonwealth System Higher Education | Pittsburgh | Pennsylvania |
| 549 | University of Puerto Rico - Medical Sciences Campus | Rio Piedras | Puerto Rico |
| 550 | University of Rochester | Rochester | New York |