| University of Alabama at Birmingham Comprehensive Cancer Center | Birmingham | Alabama | 35294-3300 | - |
| MBCCOP - Gulf Coast | Mobile | Alabama | 36688 | - |
| CCOP - Greater Phoenix | Phoenix | Arizona | 85006-2726 | - |
| Veterans Affairs Medical Center - Phoenix (Carl T. Hayden) | Phoenix | Arizona | 85012 | - |
| Arizona Cancer Center | Tucson | Arizona | 85724 | - |
| Veterans Affairs Medical Center - Tucson | Tucson | Arizona | 85723 | - |
| University of Arkansas for Medical Sciences | Little Rock | Arkansas | 72205 | - |
| Veterans Affairs Medical Center - Little Rock (McClellan) | Little Rock | Arkansas | 72205 | - |
| City of Hope Comprehensive Cancer Center | Duarte | California | 91010 | - |
| Jonsson Comprehensive Cancer Center, UCLA | Los Angeles | California | 90095-1781 | - |
| USC/Norris Comprehensive Cancer Center and Hospital | Los Angeles | California | 90033-0804 | - |
| Veterans Affairs Medical Center - West Los Angeles | Los Angeles | California | 90073 | - |
| Veterans Affairs Outpatient Clinic - Martinez | Martinez | California | 94553 | - |
| CCOP - Bay Area Tumor Institute | Oakland | California | 94609-3305 | - |
| Chao Family Comprehensive Cancer Center | Orange | California | 92868 | - |
| University of California Davis Medical Center | Sacramento | California | 95817 | - |
| CCOP - Santa Rosa Memorial Hospital | Santa Rosa | California | 95403 | - |
| David Grant Medical Center | Travis Air Force Base | California | 94535 | - |
| University of Colorado Cancer Center | Denver | Colorado | 80010 | - |
| Veterans Affairs Medical Center - Denver | Denver | Colorado | 80220 | - |
| MBCCOP-Howard University Cancer Center | Washington D.C. | District of Columbia | 20060 | - |
| CCOP - Atlanta Regional | Atlanta | Georgia | 30342-1701 | - |
| Dwight David Eisenhower Army Medical Center | Fort Gordon | Georgia | 30905-5650 | - |
| Cancer Research Center of Hawaii | Honolulu | Hawaii | 96813-2424 | - |
| Tripler Army Medical Center | Honolulu | Hawaii | 96859-5000 | - |
| MBCCOP - University of Illinois at Chicago | Chicago | Illinois | 60612-7323 | - |
| Veterans Affairs Medical Center - Chicago (Westside Hospital) | Chicago | Illinois | 60612 | - |
| CCOP - Central Illinois | Decatur | Illinois | 62526 | - |
| Veterans Affairs Medical Center - Hines (Hines Junior VA Hospital) | Hines | Illinois | 60141 | - |
| Loyola University Medical Center | Maywood | Illinois | 60153 | - |
| University of Kansas Medical Center | Kansas City | Kansas | 66160-7390 | - |
| CCOP - Wichita | Wichita | Kansas | 67214-3882 | - |
| Veterans Affairs Medical Center - Wichita | Wichita | Kansas | 67218 | - |
| Albert B. Chandler Medical Center, University of Kentucky | Lexington | Kentucky | 40536-0084 | - |
| Veterans Affairs Medical Center - Lexington | Lexington | Kentucky | 40502-2236 | - |
| MBCCOP - LSU Health Sciences Center | New Orleans | Louisiana | 70112 | - |
| Tulane University School of Medicine | New Orleans | Louisiana | 70112 | - |
| Veterans Affairs Medical Center - New Orleans | New Orleans | Louisiana | 70112 | - |
| Louisiana State University Health Sciences Center - Shreveport | Shreveport | Louisiana | 71130-3932 | - |
| Veterans Affairs Medical Center - Shreveport | Shreveport | Louisiana | 71130 | - |
| Boston Medical Center | Boston | Massachusetts | 02118-2393 | - |
| St. Elizabeth's Medical Center | Boston | Massachusetts | 02135-2997 | - |
| Veterans Affairs Medical Center - Boston (Jamaica Plain) | Jamaica Plain | Massachusetts | 02130 | - |
| CCOP - Ann Arbor Regional | Ann Arbor | Michigan | 48106 | - |
| University of Michigan Comprehensive Cancer Center | Ann Arbor | Michigan | 48109-0912 | - |
| Veterans Affairs Medical Center - Ann Arbor | Ann Arbor | Michigan | 48105 | - |
| Barbara Ann Karmanos Cancer Institute | Detroit | Michigan | 48201-1379 | - |
| Henry Ford Hospital | Detroit | Michigan | 48202 | - |
| Veterans Affairs Medical Center - Detroit | Detroit | Michigan | 48201-1932 | - |
| CCOP - Grand Rapids Clinical Oncology Program | Grand Rapids | Michigan | 49503 | - |
| CCOP - Beaumont | Royal Oak | Michigan | 48073-6769 | - |
| Providence Hospital - Southfield | Southfield | Michigan | 48075-9975 | - |
| CCOP - Duluth | Duluth | Minnesota | 55805 | - |
| Veterans Affairs Medical Center - Biloxi | Biloxi | Mississippi | 39531-2410 | - |
| University of Mississippi Medical Center | Jackson | Mississippi | 39216-4505 | - |
| Veterans Affairs Medical Center - Jackson | Jackson | Mississippi | 39216 | - |
| Keesler Medical Center - Keesler AFB | Keesler Air Force Base | Mississippi | 39534-2576 | - |
| CCOP - Kansas City | Kansas City | Missouri | 64131 | - |
| Veterans Affairs Medical Center - Kansas City | Kansas City | Missouri | 64128 | - |
| CCOP - Cancer Research for the Ozarks | Springfield | Missouri | 65807 | - |
| CCOP - St. Louis-Cape Girardeau | St Louis | Missouri | 63141 | - |
| St. Louis University Health Sciences Center | St Louis | Missouri | 63110 | - |
| CCOP - Montana Cancer Consortium | Billings | Montana | 59101 | - |
| MBCCOP - University of New Mexico HSC | Albuquerque | New Mexico | 87131 | - |
| Veterans Affairs Medical Center - Albuquerque | Albuquerque | New Mexico | 87108-5138 | - |
| Veterans Affairs Medical Center - Albany | Albany | New York | 12208 | - |
| Herbert Irving Comprehensive Cancer Center | New York | New York | 10032 | - |
| University of Rochester Medical Center | Rochester | New York | 14642 | - |
| CCOP - Southeast Cancer Control Consortium | Winston-Salem | North Carolina | 27104-4241 | - |
| Barrett Cancer Center | Cincinnati | Ohio | 45267-0501 | - |
| Veterans Affairs Medical Center - Cincinnati | Cincinnati | Ohio | 45220-2288 | - |
| Cleveland Clinic Taussig Cancer Center | Cleveland | Ohio | 44195-9001 | - |
| Arthur G. James Cancer Hospital - Ohio State University | Columbus | Ohio | 43210-1240 | - |
| CCOP - Columbus | Columbus | Ohio | 43206 | - |
| Veterans Affairs Medical Center - Dayton | Dayton | Ohio | 45428 | - |
| CCOP - Dayton | Kettering | Ohio | 45429 | - |
| Oklahoma Medical Research Foundation | Oklahoma City | Oklahoma | 73104 | - |
| Veterans Affairs Medical Center - Oklahoma City | Oklahoma City | Oklahoma | 73104 | - |
| CCOP - Columbia River Program | Portland | Oregon | 97225 | - |
| OHSU Cancer Institute | Portland | Oregon | 97239 | - |
| Veterans Affairs Medical Center - Portland | Portland | Oregon | 97207 | - |
| Medical University of South Carolina | Charleston | South Carolina | 29425-0721 | - |
| Veterans Affairs Medical Center - Charleston | Charleston | South Carolina | 29401-5799 | - |
| CCOP - Greenville | Greenville | South Carolina | 29615 | - |
| CCOP - Upstate Carolina | Spartanburg | South Carolina | 29303 | - |
| Brooke Army Medical Center | Fort Sam Houston | Texas | 78234-6200 | - |
| University of Texas Medical Branch | Galveston | Texas | 77555-0565 | - |
| Baylor College of Medicine | Houston | Texas | 77030 | - |
| Veterans Affairs Medical Center - Houston | Houston | Texas | 77030 | - |
| Texas Tech University Health Science Center | Lubbock | Texas | 79415 | - |
| University of Texas Health Science Center at San Antonio | San Antonio | Texas | 78284-7845 | - |
| Veterans Affairs Medical Center - San Antonio (Murphy) | San Antonio | Texas | 78284 | - |
| CCOP - Scott and White Hospital | Temple | Texas | 76508 | - |
| Veterans Affairs Medical Center - Temple | Temple | Texas | 76504 | - |
| Huntsman Cancer Institute | Salt Lake City | Utah | 84112-5550 | - |
| Veterans Affairs Medical Center - Salt Lake City | Salt Lake City | Utah | 84148 | - |
| Eastern Virginia Medical School | Norfolk | Virginia | 23510-1115 | - |
| CCOP - Virginia Mason Research Center | Seattle | Washington | 98101 | - |
| Swedish Cancer Institute | Seattle | Washington | 98104 | - |
| Veterans Affairs Medical Center - Seattle | Seattle | Washington | 98108 | - |
| CCOP - Northwest | Tacoma | Washington | 98405-0986 | - |
| Madigan Army Medical Center | Tacoma | Washington | 98431-5000 | - |