| The Children's Hospital Alabama, University of Alabama at Birmingham | Birmingham | Alabama | 35233 | Kathryn Monroe 205-638-5599 |
| Phoenix Children's Hospital | Phoenix | Arizona | 85016 | Natalia Argel 602-933-0343 |
| Tucson Cystic Fibrosis Center | Tucson | Arizona | 85724 | Elizabeth Ryan 520-850-8688 |
| University of Arkansas for Medical Sciences | Little Rock | Arkansas | 72205 | Kathleen Hicks 501-686-5527 |
| University of California San Diego | La Jolla | California | 92093 | |
| Childrens Hospital Los Angeles | Los Angeles | California | 90027 | |
| Stanford University Medical Center | Palo Alto | California | 94304 | Jacquelyn Spano 650-721-1132 |
| University of California, San Francisco - Adult Center | San Francisco | California | 94143 | Courtney Moreno 415-476-2984 |
| University of California, San Francisco - Peds Center | San Francisco | California | 94158 | |
| Children's Hospital Colorado | Aurora | Colorado | 80045 | |
| National Jewish Health | Denver | Colorado | 80206 | |
| University of Florida | Gainesville | Florida | 32610 | |
| University of Miami | Miami | Florida | 33136 | Ylber (Ivan) Whitaker 305-243-5545 |
| Central Florida Pulmonary Group | Orlando | Florida | 32803 | |
| Tampa General Hospital | Tampa | Florida | 33606 | Andrew Marino 813-844-4907 |
| Children's Healthcare of Atlanta and Emory University | Atlanta | Georgia | 30329 | Ashleigh Streby 404-727-0305 |
| Augusta University | Augusta | Georgia | 30912 | |
| Saint Luke's Cystic Fibrosis Center of Idaho | Boise | Idaho | 83702 | Lejla Godusevic 208-381-4717 |
| Northwestern University | Chicago | Illinois | 60611 | Rachel Nelson 312-695-0415 |
| Riley Hospital for Children | Indianapolis | Indiana | 46202 | |
| University of Kansas Medical Center | Kansas City | Kansas | 66160 | Lawrence Scott 913-588-4020 |
| University of Kentucky | Lexington | Kentucky | 40506 | |
| Tulane University | Metairie | Louisiana | 70001 | Adrienne Savant 504-896-9436 |
| John Hopkins Hospital | Baltimore | Maryland | 21287 | |
| Boston Children's Hospital | Boston | Massachusetts | 02115 | |
| Massachusetts General Hospital | Boston | Massachusetts | 02114 | Margot Hardcastle 617-726-3719 |
| University of Massachusetts Memorial Health Care | Worcester | Massachusetts | 01655 | Jaclyn Longtine 508-856-5472 |
| University of Michigan, Michigan Medicine | Ann Arbor | Michigan | 48109 | |
| Wayne State University Harper University Hospital | Detroit | Michigan | 48201 | Debra Driscoll 313-745-2221 |
| Corewell Health Helen DeVos | Grand Rapids | Michigan | 49503 | Alicia Castillo Bahena 6162679304 |
| The Minnesota Cystic Fibrosis Center | Minneapolis | Minnesota | 55455 | CF Trials Contact University of Minnesota, Participant Contact |
| Washington University School of Medicine | St Louis | Missouri | 63110 | |
| Billings Clinic | Billings | Montana | 59101 | Jerimiah Lysinger 406-238-5137 |
| University of Nebraska Medical Center | Omaha | Nebraska | 69198 | |
| Morristown Medical Center | Morristown | New Jersey | 07960 | Debra Connolly 973-971-7293 |
| The Cystic Fibrosis Center of Western New York | Buffalo | New York | 14203 | |
| Cohen Children's Medical Center of New York | New Hyde Park | New York | 11042 | |
| Columbia University Cystic Fibrosis Program | New York | New York | 10032 | Emily DiMango 212-305-0290 |
| University of Rochester Medical Center Strong Memorial | Rochester | New York | 14642 | |
| New York Medical College at Westchester Medical Center | Valhalla | New York | 10595 | Zachary Messer 914-594-2352 |
| University of North Carolina at Chapel Hill | Chapel Hill | North Carolina | 27599 | |
| Atrium Health Wake Forest Baptist | Winston-Salem | North Carolina | 27157 | |
| Cincinnati Children's Hospital Medical Center | Cincinnati | Ohio | 45229 | Kelly Thornton 513-636-0604 |
| Cleveland Clinic Cystic Fibrosis Program | Cleveland | Ohio | 44195 | |
| Rainbow Babies and Children's Hospital/University Hospitals Cleveland Medical Center | Cleveland | Ohio | 44106 | Primary RC & Participant Contact General Contact |
| Nationwide Children's Hospital | Columbus | Ohio | 43205 | Diana Gilmore 614-722-4752 |
| Dayton Children's Hospital | Dayton | Ohio | 45404 | |
| Oregon Health & Sciences University | Portland | Oregon | 97239 | |
| Hershey Medical Center Pennsylvania State University | Hershey | Pennsylvania | 17033 | Diane M Kitch 717-531-5646 |
| Children's Hospital of Philadelphia | Philadelphia | Pennsylvania | 19104 | Erin Donnelly 609-781-0307 |
| University of Pennsylvania | Philadelphia | Pennsylvania | 19104 | Melissa Molter 215-662-3116 |
| University of Pittsburgh Medical Center | Pittsburgh | Pennsylvania | 15224 | Adrienne DeRicco 4126928069 |
| Medical University of South Carolina | Charleston | South Carolina | 29425 | Ashley Warden 843-792-4349 |
| Prisma Health Children's Hospital - Midlands | Columbia | South Carolina | 29203 | |
| Vanderbilt University Medical Center | Nashville | Tennessee | 37232 | Brijesh Patel 615-343-4865 |
| Dell Children's Medical Center of Central Texas | Austin | Texas | 78723 | Kristina "Tina" Adrean 512-324-9999 |
| University of Texas Southwestern | Dallas | Texas | 75390 | Ashley Keller 214-648-6233 |
| University of Texas Southwestern / Children's Health | Dallas | Texas | 75207 | Keianna Brown 214-456-5489 |
| Cook Children's Medical Center | Fort Worth | Texas | 76104 | |
| Baylor College of Medicine | Houston | Texas | 77030 | |
| Adult Cystic Fibrosis Center at the University of Utah | Salt Lake City | Utah | 84112 | Kristyn Packer 801-520-5106 |
| Inova L.J. Murphy Pediatric CF Program | Fairfax | Virginia | 22031 | |
| Virginia Commonwealth University | Richmond | Virginia | 23219 | |
| Seattle Children's Hospital | Seattle | Washington | 98105 | Sharon McNamara 206-987-3921 |
| University of Washington Medical Center | Seattle | Washington | 98195 | Lauren Bartlett 503-583-2869 |
| Providence Medical Group, Cystic Fibrosis Clinic | Spokane | Washington | 99204 | |
| West Virginia University - Morgantown | Morgantown | West Virginia | 26507 | |
| University of Wisconsin | Madison | Wisconsin | 53792 | Melanie Nelson 608-265-4617 |