| A.T. Still University |
| Abilene Christian University |
| Adelphi University |
| American University |
| Angelo State University |
| Antioch University |
| Appalachian State University |
| Argonne National Lab |
| Ashland University |
| Auburn University |
| Babson College |
| Ball State University |
| Bard College |
| Baylor University |
| Board of Regents of the University System of Georgia |
| Boston College |
| Boston University |
| Brandeis University |
| Brown University |
| California Institute of Technology |
| California Polytechnic State University, San Luis Obispo |
| California State Polytechnic University, Pomona |
| California State University |
| California State University, Sacramento |
| California State University, San Bernardino |
| California State University, Fresno |
| Capital University |
| Carleton College |
| Carnegie Mellon University |
| Case Western Reserve University |
| Central College |
| Children's Hospital Boston |
| City University of New York |
| Clarian Health |
| Clarkson University |
| Clemson University |
| College of William and Mary |
| Colorado State University |
| Columbia College |
| Columbia University |
| Cornell University |
| Dalhousie University |
| Darton College |
| Davenport University |
| DePaul University |
| Denison University |
| Dixie State College of Utah |
| Drake University |
| Drexel University |
| Duke University |
| EDUCAUSE |
| ESnet |
| East Central College |
| Eastern Washington University |
| Emory University |
| Emporia State University |
| Fermi National Accelerator Laboratory |
| Finger Lakes Community College |
| Florida State University |
| Fordham University |
| George Fox University |
| George Mason University |
| Georgetown University |
| Georgia Institute of Technology (Georgia Tech) |
| Georgia State University |
| Gonzaga University |
| Goshen College |
| Harvard University Network Operations Center |
| Hofstra University |
| Illinois State University |
| Indiana University |
| Indiana University of Pennsylvania |
| Institute for Advanced Study |
| Internet2 |
| Iowa State University |
| Ivy Tech Community College of Indiana |
| James Madison University |
| Johns Hopkins University |
| KanREN Inc. |
| Kansas City University of Medicine & Biosciences |
| Kansas State University |
| Kent State University |
| Kentucky Council on Postsecondary Education |
| LIGO Lab |
| Lafayette College |
| Lansing Community College |
| Lawrence Berkeley National Laboratory |
| Lewis & Clark College |
| Long Island University |
| Longwood University |
| Louisiana State University and the A&M College |
| Loyola University Chicago |
| MCNC |
| MOREnet |
| Macalester College |
| Marquette University |
| Marshall University |
| Maryville University of Saint Louis |
| Massachusetts Institute of Technology |
| McGill University |
| Medical University of South Carolina |
| Miami University |
| Michigan State University |
| Middle Tennessee State University |
| Mississippi State University |
| Missouri Southern State University |
| Missouri State University |
| Missouri University of Science and Technology |
| Montana State University |
| Morehead State University |
| NYSERNet, Inc. |
| National Center for Supercomputing Applications |
| National Institute for Computational Sciences |
| National Optical Astronomy Observatory |
| National Radio Astronomy Observatory |
| New Mexico State University |
| New York University |
| North Carolina State University |
| North Dakota State University |
| Northern Kentucky University |
| Northwest Missouri State University |
| Northwestern University |
| OARnet |
| Oak Ridge National Laboratory |
| Oakland University |
| Oberlin College |
| Ohio State University |
| Ohio University |
| Oklahoma State University |
| OneNet |
| Orebro University |
| Oregon Health and Science University |
| Oregon State University |
| Ozarks Technical Community College |
| Paradise Valley Community College |
| Pennsylvania State University |
| Pepperdine University |
| Piedmont Virginia Community College |
| Pittsburg State University |
| Pittsburgh Supercomputing Center |
| Portland State University |
| Purdue University |
| Queen's University |
| Quinnipiac University |
| Radford University |
| Reed College |
| Robert Morris University |
| Rochester Institute of Technology |
| Rutgers University |
| SUNY Geneseo |
| Salisbury University |
| Sam Houston State University |
| San Diego State University |
| San Diego Supercomputer Center |
| Seattle Pacific University |
| Simon Fraser University |
| Sinclair Community College |
| Skidmore College |
| Sonoma State University |
| South Texas College |
| Southern Cross University |
| Southern Illinois University Carbondale |
| St. Olaf College |
| State University of New York at Potsdam |
| Suffolk University |
| Swarthmore College |
| Syracuse University |
| Texas A&M University |
| Texas Advanced Computing Center |
| Texas State University |
| The George Washington University |
| The University of Arizona |
| The University of Auckland |
| The University of British Columbia |
| The University of Kansas |
| The University of Montana |
| The University of New Mexico |
| The University of North Carolina at Chapel Hill |
| The University of Tennessee |
| The University of Texas at Dallas |
| Thompson Rivers University |
| Touro College |
| Towson University |
| Trinity University |
| Tufts University |
| Tulane University |
| UCLA Medical Sciences |
| US Naval Postgraduate School |
| University Corporation for Atmospheric Research (UCAR) |
| University at Albany |
| University at Buffalo |
| University of Alabama |
| University of Alabama at Birmingham |
| University of Alaska |
| University of Alberta |
| University of Arkansas |
| University of California Office of the President |
| University of California, Berkeley |
| University of California, Davis |
| University of California, Irvine |
| University of California, Los Angeles |
| University of California, Merced |
| University of California, Riverside |
| University of California, San Diego |
| University of California, San Francisco |
| University of California, Santa Barbara |
| University of California, Santa Cruz |
| University of Chicago |
| University of Chicago Medical Center |
| University of Cincinnati |
| University of Colorado |
| University of Colorado at Boulder |
| University of Connecticut |
| University of Delaware |
| University of Florida |
| University of Georgia |
| University of Guelph |
| University of Hawaii |
| University of Idaho |
| University of Illinois - AITS |
| University of Illinois at Chicago |
| University of Illinois at Urbana Champaign |
| University of Iowa |
| University of Kansas Medical Center |
| University of Kentucky |
| University of La Verne |
| University of Lethbridge |
| University of Louisville |
| University of Maine System |
| University of Maryland, Baltimore County |
| University of Maryland, College Park |
| University of Massachusetts - President's Office |
| University of Massachusetts Amherst |
| University of Massachusetts, Medical School |
| University of Michigan |
| University of Minnesota |
| University of Mississippi |
| University of Missouri |
| University of Missouri - Kansas City |
| University of Missouri - St. Louis |
| University of Nebraska at Kearney |
| University of Nebraska-Lincoln |
| University of North Carolina at Greensboro |
| University of Northern Colorado |
| University of Northern Iowa |
| University of Notre Dame |
| University of Oklahoma |
| University of Oregon |
| University of Otago |
| University of Pennsylvania |
| University of Pittsburgh |
| University of Rhode Island |
| University of Rochester |
| University of San Francisco |
| University of Scranton |
| University of South Carolina |
| University of Tennessee at Chattanooga |
| University of Texas at Austin |
| University of Toronto |
| University of Tulsa |
| University of Utah |
| University of Vermont |
| University of Victoria |
| University of Virginia Health System |
| University of Washington |
| University of Wisconsin - Green Bay |
| University of Wisconsin - La Crosse |
| University of Wisconsin - Madison |
| University of Wisconsin Colleges |
| University of Wisconsin Milwaukee |
| University of Wisconsin Stevens Point |
| University of Wisconsin Superior |
| University of Wisconsin-Platteville |
| University of the Pacific |
| Utah Education Network |
| Utah State University |
| Utah Valley University |
| Vanderbilt University |
| Vassar College |
| Vermont State Colleges |
| Virginia Tech |
| Washburn University |
| Washington State University |
| Washington University in St. Louis |
| Weber State University |
| Western Kentucky University |
| Whitman College |
| Williams College |
| WiscNet |
| Wittenberg University |
| Wofford College |
| Worcester Polytechnic Institute |
| Xavier University |
| Yale University |
| York College of Pennsylvania |
| York University |
