| 501 (1979) | Memorial University of Newfoundland | CAN |  |
| 502 (1984) | VA Eastern Colorado Health Care System | USA |  |
| 503 (1997) | University of Maryland Medical Center | USA | |
| 504 (2005) | United Technologies Research Center | USA |  |
| 505 (2007) | Stevens Institute of Technology | USA | |
| 506 (2018) | Florida Institute of Technology | USA | |
| 507 (2022) | Northern Kentucky University | USA | |
| 507 (2022) | Pomona College | USA | |
| 507 (2022) | Science Applications International Corporation | USA | |
| 507 (2022) | Worcester Polytechnic Institute | USA | |
| 511 (2027) | Summa Health System | USA | |
| 512 (2037) | Florida Agricultural & Mechanical University | USA | |
| 513 (2051) | Cardiovascular Research Foundation | USA | |
| 514 (2063) | Detroit Medical Center | USA | |
| 515 (2067) | Florida Atlantic University | USA | |
| 515 (2067) | The Florida A&M University and The Florida State University College of Engineering | USA | |
| 517 (2076) | VA Boston Healthcare System | USA | |
| 518 (2080) | University of North Texas | USA | |
| 519 (2091) | New Mexico State University | USA | |
| 520 (2102) | Missouri University of Science & Technology | USA | |
| 520 (2102) | Queen Elizabeth II Health Sciences Centre | CAN | |
| 520 (2102) | University of the Sciences in Philadelphia | USA | |
| 523 (2106) | Northeastern Ohio Universities College of Medicine | USA | |
| 524 (2111) | Idaho National Laboratory | USA |  |
| 525 (2126) | University of Nebraska, Omaha | USA | |
| 526 (2132) | South Dakota School of Mines and Technology | USA | |
| 527 (2138) | Duquesne University | USA | |
| 528 (2144) | Minneapolis VA Health Care System | USA | |
| 529 (2157) | Northrop Grumman Corporation | USA | |
| 530 (2164) | East Tennessee State University | USA | |
| 531 (2168) | South Dakota State University | USA | |
| 532 (2175) | Women and Infants Hospital of Rhode Island | USA | |
| 533 (2178) | Intermountain Healthcare | USA | |
| 534 (2183) | NASA Stennis Space Center | USA | |
| 534 (2183) | Rochester Institute of Technology | USA | |
| 536 (2187) | American Institute of Aeronautics and Astronautics | USA |  |
| 537 (2189) | Ecole de Technologie Superieure | CAN | |
| 538 (2206) | University of New Brunswick | CAN | |
| 539 (2208) | York University | CAN | |
| 540 (2212) | University of Texas, El Paso | USA | |
| 541 (2230) | Hartford Hospital | USA | |
| 542 (2235) | BJC HealthCare | USA | |
| 543 (2241) | Ames Laboratory | USA | |
| 544 (2246) | MITRE Corporation, McLean | USA | |
| 545 (2249) | Alabama VA Medical Center | USA | |
| 545 (2249) | Saskatoon Health Region | CAN | |
| 547 (2264) | Southern Methodist University | USA | |
| 548 (2271) | James J. Peters VA Medical Center | USA | |
| 549 (2296) | Institute for Advanced Study | USA | |
| 550 (2311) | Naval Air Systems Command | USA | |
| 551 (2317) | University of Memphis | USA | |
| 552 (2325) | University of the Pacific | USA | |
| 553 (2337) | University of North Dakota | USA | |
| 554 (2346) | Arkansas Children's Hospital | USA | |
| 554 (2346) | Woods Hole Oceanographic Institution | USA | |
| 556 (2352) | Northern Arizona University | USA | |
| 557 (2355) | Kingston General Hospital | CAN | |
| 558 (2399) | Winthrop-University Hospital | USA | |
| 559 (2407) | Brock University | CAN | |
| 560 (2419) | Middlebury College | USA | |
| 561 (2426) | The Catholic University of America | USA | |
| 562 (2430) | Baylor University | USA | |
| 562 (2430) | Douglas Mental Health University Institute | CAN | |
| 564 (2442) | San Jose State University | USA | |
| 565 (2446) | Federal Aviation Administration | USA | |
| 566 (2473) | Glenn Research Center | USA | |
| 567 (2489) | Marquette University | USA | |
| 568 (2494) | Denver Health Medical Center | USA | |
| 569 (2500) | Geisinger Medical System | USA | |
| 570 (2518) | University of California, Merced | USA | |
| 571 (2521) | Children's Mercy Hospital | USA | |
| 572 (2525) | Eastern Michigan University | USA | |
| 573 (2533) | Group Health Cooperative | USA | |
| 574 (2537) | University of Maryland, Center for Environmental Science | USA | |
| 575 (2543) | Syracuse University | USA | |
| 576 (2552) | Harvey Mudd College | USA | |
| 576 (2552) | University of Arkansas, Little Rock | USA | |
| 578 (2559) | University of Massachusetts, Boston | USA | |
| 579 (2571) | State University of New York, College of Environmental Science and Forestry | USA | |
| 580 (2580) | University of Lethbridge | CAN | |
| 581 (2585) | University of Wisconsin, Oshkosh | USA | |
| 582 (2590) | California State Polytechnic University, Pomona | USA | |
| 583 (2605) | California State University, Los Angeles | USA | |
| 584 (2611) | University of Ontario Institute of Technology | CAN | |
| 585 (2616) | Yale New Haven Health System | USA | |
| 586 (2620) | University of Moncton | CAN | |
| 587 (2638) | Old Dominion University | USA | |
| 587 (2638) | San Francisco State University | USA | |
| 589 (2646) | Laurentian University | CAN | |
| 590 (2656) | University of Tulsa | USA | |
| 591 (2667) | Cleveland State University | USA | |
| 591 (2667) | University of New Hampshire | USA | |
| 593 (2676) | Texas Christian University | USA | |
| 593 (2676) | University of Denver | USA | |
| 595 (2693) | California Polytechnic State University, San Luis Obispo | USA | |
| 596 (2710) | Wilford Hall Ambulatory Surgical Center | USA | |
| 597 (2714) | Jackson State University | USA | |
| 597 (2714) | North Florida-South Georgia Veterans Health System | USA | |
| 599 (2724) | Amherst College | USA | |
| 599 (2724) | Lakehead University | CAN | |
| 601 (2733) | University of Missouri, Saint Louis | USA | |
| 602 (2765) | Savannah River National Laboratory | USA | |
| 603 (2772) | Northern Illinois University | USA | |
| 603 (2772) | St. Joseph's Healthcare Hamilton | CAN | |
| 605 (2780) | University of Texas, Pan American | USA | |
| 606 (2790) | NASA Ames Research Center | USA | |
| 607 (2801) | Midwestern University | USA | |
| 607 (2801) | University of Louisiana, Lafayette | USA | |
| 607 (2801) | University of St. Thomas | USA | |
| 607 (2801) | Western Michigan University | USA | |
| 611 (2831) | Cambridge Health Alliance | USA | |
| 611 (2831) | Southwest Research Institute | USA | |
| 613 (2846) | West Chester University of Pennsylvania | USA | |
| 614 (2849) | University of Colorado, Colorado Springs | USA | |
| 615 (2852) | National Oceanic and Atmospheric Administration | USA | |
| 616 (2856) | Alegent Creighton Health | USA | |
| 616 (2856) | Natural Resources Canada | CAN | |
| 618 (2870) | University of Wyoming | USA | |
| 619 (2875) | Wilfrid Laurier University | CAN | |
| 620 (2878) | California State University, Fresno | USA | |
| 621 (2885) | NASA Langley Research Center | USA | |
| 621 (2885) | Walter Reed National Military Medical Center | USA | |
| 623 (2899) | University of South Florida-Saint Petersburg | USA | |
| 624 (2913) | Williams College | USA | |
| 625 (2924) | United States Military Academy at West Point | USA | |
| 626 (2938) | New Mexico Institute of Mining and Technology | USA | |
| 626 (2938) | University of Windsor | CAN | |
| 628 (2941) | Loyola University Maryland | USA | |
| 629 (2948) | Harvard Pilgrim Health Care | USA | |
| 629 (2948) | University of Montana, Missoula | USA | |
| 631 (2966) | BC Children's Hospital and Sunny Hill Health Centre for Children Vancouver | CAN | |
| 631 (2966) | Milwaukee VA Medical Center | USA | |
| 633 (2976) | Thomas Jefferson National Accelerator Facility | USA | |
| 634 (2977) | US National Science Foundation | USA | |
| 635 (2988) | College of William and Mary | USA | |
| 635 (2988) | Trinity University | USA | |
| 637 (2997) | Bowling Green State University | USA | |
| 638 (3028) | Alberta Children's Hospital | CAN | |
| 639 (3040) | University of Northern British Columbia | CAN | |
| 640 (3048) | City University of New York, Queens College | USA | |
| 641 (3053) | University of Prince Edward Island | CAN | |
| 642 (3059) | James Madison University | USA | |
| 642 (3059) | Lafayette College | USA | |
| 644 (3070) | University of Massachusetts, Dartmouth | USA | |
| 645 (3075) | Tennessee Technological University | USA | |
| 646 (3080) | Loyola Marymount University | USA | |
| 647 (3087) | Kent State University | USA | |
| 648 (3098) | Adelphi University | USA | |
| 649 (3103) | Nova Southeastern University, Estados Unidos | USA | |
| 650 (3115) | Saint John's University | USA | |
| 650 (3115) | University of Nevada-Las Vegas | USA | |
| 652 (3129) | College of Charleston | USA | |
| 652 (3129) | IWK Health Centre | CAN | |
| 654 (3134) | Gonzaga University | USA | |
| 654 (3134) | University of North Carolina, Greensboro | USA | |
| 656 (3139) | Long Island University | USA | |
| 656 (3139) | Western Illinois University, Macomb | USA | |
| 658 (3149) | Hofstra University | USA | |
| 659 (3158) | Norfolk State University | USA | |
| 660 (3169) | California State University, Sacramento | USA | |
| 660 (3169) | Science System and Applications, Inc | USA | |
| 662 (3180) | Children's Healthcare of Atlanta | USA | |
| 662 (3180) | Rothman Institute | USA | |
| 662 (3180) | St. Joseph's Health Care London | CAN | |
| 662 (3180) | University of San Francisco | USA | |
| 666 (3186) | United States Geological Survey | USA | |
| 667 (3197) | Children's Medical Center Dallas | USA | |
| 667 (3197) | Southern University, Baton Rouge | USA | |
| 669 (3217) | Villanova University | USA | |
| 670 (3235) | University of Regina | CAN | |
| 671 (3246) | Baystate Health System | USA | |
| 671 (3246) | Electric Power Research Institute | USA | |
| 673 (3271) | Morgan State University | USA | |
| 674 (3283) | Haverford College in Pennsylvania | USA | |
| 675 (3290) | Grand Valley State University | USA | |
| 676 (3299) | Montreal School of Higher Commercial Studies | CAN | |
| 677 (3308) | Idaho State University | USA | |
| 678 (3316) | Naval Postgraduate School | USA | |
| 679 (3322) | Institute for Clinical Evaluative Sciences | CAN | |
| 680 (3329) | Montclair State University | USA | |
| 681 (3342) | Bryn Mawr College | USA | |
| 681 (3342) | NASA Goddard Space Flight Center | USA | |
| 681 (3342) | Rehabilitation Institute of Chicago | USA | |
| 684 (3359) | Central Michigan University | USA | |
| 685 (3370) | SLAC National Accelerator Laboratory | USA | |
| 686 (3379) | Canadian Institute for Advance Research | CAN | |
| 686 (3379) | Suffolk University | USA | |
| 686 (3379) | University of Central Arkansas | USA | |
| 689 (3393) | St. Francis Xavier University | CAN | |
| 689 (3393) | University of North Florida | USA | |
| 691 (3403) | Indiana State University | USA | |
| 691 (3403) | University of Tennessee, Chattanooga | USA | |
| 693 (3418) | Foothills Medical Centre | CAN | |
| 694 (3431) | University of North Carolina, Wilmington | USA | |
| 694 (3431) | University of Northern Iowa | USA | |
| 696 (3441) | Franklin & Marshall College | USA | |
| 696 (3441) | Southern Illinois University Edwardsville | USA | |
| 698 (3451) | University of Alaska, Fairbanks | USA | |
| 698 (3451) | University of San Diego | USA | |
| 700 (3457) | Eastern Illinois University | USA | |
| 700 (3457) | Express Scripts Holding Company | USA | |
| 700 (3457) | NASA Johnson Space Center | USA | |
| 703 (3463) | Missouri State University | USA | |
| 704 (3468) | Kennesaw State University | USA | |
| 705 (3486) | Middle Tennessee State University | USA | |
| 705 (3486) | Tuskegee University | USA | |
| 705 (3486) | University of Alaska, Anchorage | USA | |
| 708 (3496) | Western Kentucky University | USA | |
| 709 (3512) | Appalachian State University | USA | |
| 710 (3521) | Texas State University, San Marcos | USA | |
| 711 (3526) | Acadia University | CAN | |
| 712 (3530) | California State University, East Bay | USA | |
| 713 (3538) | Towson University | USA | |
| 714 (3555) | University of Wisconsin, Eau Claire | USA | |
| 715 (3569) | University of Alabama, Huntsville | USA | |
| 716 (3573) | Alberta Health Services | CAN | |
| 716 (3573) | Regenstrief Institute | USA | |
| 718 (3582) | Illinois State University | USA | |
| 719 (3602) | Fairfield University | USA | |
| 719 (3602) | Pace University | USA | |
| 719 (3602) | Texas A&M University, Corpus Christi | USA | |
| 722 (3659) | Rotman Research Institute | CAN | |
| 722 (3659) | Texas Woman's University | USA | |
| 724 (3684) | Fermi National Accelerator Laboratory | USA | |
| 724 (3684) | The College of New Jersey | USA | |
| 726 (3705) | City University of New York, Lehman College | USA | |
| 727 (3753) | DePaul University | USA | |
| 727 (3753) | Royal Military College of Canada | CAN | |
| 727 (3753) | Wichita State University | USA | |
| 730 (3770) | Indiana University/Purdue University at Fort Wayne | USA | |
| 730 (3770) | Joint Quantum Institute | USA | |
| 730 (3770) | NASA Kennedy Space Center | USA | |
| 730 (3770) | Seton Hall University | USA | |
| 730 (3770) | Wellesley College | USA | |
| 735 (3794) | Maimonides Medical Center | USA | |
| 735 (3794) | SETI Institute | USA | |
| 737 (3813) | Desert Research Institute, Reno | USA | |
| 737 (3813) | Rowan University | USA | |
| 739 (3828) | United States Naval Academy | USA | |
| 740 (3843) | University of Hawaii, Hilo | USA | |
| 741 (3853) | California State University, Northridge | USA | |
| 741 (3853) | Joint Institute for Laboratory Astrophysics | USA | |
| 743 (3863) | MetroHealth System | USA | |
| 743 (3863) | Youngstown State University | USA | |
| 745 (3876) | TRIUMF - National Laboratory for Particle and Nuclear Physics | CAN | |
| 746 (3886) | City University of New York, John Jay College of Criminal Justice | USA | |
| 746 (3886) | Embry-Riddle Aeronautical University | USA | |
| 746 (3886) | Lamar University | USA | |
| 746 (3886) | Miriam Hospital | USA | |
| 746 (3886) | Smith College | USA | |
| 751 (3899) | California State University, San Marcos | USA | |
| 752 (3906) | California State University, Fullerton | USA | |
| 752 (3906) | General Atomics | USA | |
| 754 (3916) | Universities Space Research Association | USA | |
| 755 (3927) | Fordham University | USA | |
| 755 (3927) | Oberlin College | USA | |
| 755 (3927) | Widener University | USA | |
| 758 (3954) | Smithsonian Institution | USA | |
| 759 (3962) | Atomic Energy of Canada Ltd. | CAN | |
| 760 (3996) | Eastern Kentucky University | USA | |
| 760 (3996) | Vassar College | USA | |
| 762 (4006) | National Center for Atmospheric Research | USA | |
| 763 (4010) | Wesleyan University, Middletown | USA | |
| 764 (4020) | Bowdoin College | USA | |
| 764 (4020) | The New School | USA | |
| 766 (4047) | Mount Allison University | CAN | |
| 766 (4047) | Swarthmore College | USA | |
| 768 (4076) | Bentley University | USA | |
| 768 (4076) | The University of Vermont Medical Center | USA | |
| 770 (4105) | Delaware State University | USA | |
| 770 (4105) | NASA Goddard Institute for Space Studies | USA | |
| 772 (4114) | RAND Corporation | USA | |
| 773 (4132) | Barnard College | USA | |
| 773 (4132) | Nuclear Regulatory Commission | USA | |
| 773 (4132) | Western Carolina University | USA | |
| 776 (4167) | New England Research Institutes | USA | |
| 776 (4167) | University of Northern Colorado | USA | |
| 778 (4185) | Georgia Southern University | USA | |
| 779 (4194) | Claremont Graduate University | USA | |
| 779 (4194) | Humboldt State University | USA | |
| 779 (4194) | Mount Holyoke College | USA | |
| 782 (4221) | Princeton Plasma Physics Laboratory | USA | |
| 783 (4229) | Missouri Botanical Garden | USA | |
| 783 (4229) | University of Richmond | USA | |
| 785 (4255) | Trent University | CAN | |
| 786 (4260) | Bedford Institute of Oceanography | CAN | |
| 787 (4281) | American Museum of Natural History | USA | |
| 787 (4281) | California State University, Long Beach | USA | |
| 787 (4281) | NASA Marshall Space Flight Center | USA | |
| 790 (4287) | Hampton University | USA | |
| 791 (4310) | Environment Canada | CAN | |
| 791 (4310) | The University of Winnipeg | CAN | |
| 793 (4359) | Western Washington University | USA | |
| 794 (4383) | Bucknell University | USA | |
| 794 (4383) | Field Museum Natural History | USA | |
| 796 (4398) | Saint Mary's University | CAN | |
| 797 (4429) | American University | USA | |
| 798 (4481) | Alliant International University | USA | |
| 798 (4481) | Athabasca University | CAN | |
| 798 (4481) | Ball State University | USA | |
| 798 (4481) | California State University, San Bernardino | USA | |
| 798 (4481) | Chapman University | USA | |
| 798 (4481) | Claremont McKenna College | USA | |
| 798 (4481) | Clark University | USA | |
| 798 (4481) | Colgate University | USA | |
| 798 (4481) | Indiana University of Pennsylvania | USA | |
| 798 (4481) | Infrared Processing and Analysis Center | USA | |
| 798 (4481) | International Monetary Fund | USA | |
| 798 (4481) | Kavli Institute for Particle Astrophysics and Cosmology | USA | |
| 798 (4481) | National Bureau of Economic Research | USA | |
| 798 (4481) | National Optical Astronomy Observatory | USA | |
| 798 (4481) | National Radio Astronomy Observatory, Charlottesville | USA | |
| 798 (4481) | National Radio Astronomy Observatory, Socorro | USA | |
| 798 (4481) | Oklahoma State University, Oklahoma City | USA | |
| 798 (4481) | Perimeter Institute for Theoretical Physics | CAN | |
| 798 (4481) | Planetary Science Institute | USA | |
| 798 (4481) | Purdue University Calumet | USA | |
| 798 (4481) | Richard Stockton College of New Jersey | USA | |
| 798 (4481) | Sam Houston State University | USA | |
| 798 (4481) | Seattle University | USA | |
| 798 (4481) | Space Telescope Science Institute | USA | |
| 798 (4481) | Spitzer Science Center | USA | |
| 798 (4481) | State University of West Georgia | USA | |
| 798 (4481) | Stollery Children's Hospital Foundation | CAN | |
| 798 (4481) | Tennessee State University | USA | |
| 798 (4481) | United States Fish and Wildlife Service | USA | |
| 798 (4481) | University of West Florida | USA | |
| 798 (4481) | URS Corporation | USA | |
| 798 (4481) | Washington State University, Vancouver | USA | |
| 798 (4481) | Wheaton College | USA | |
| 798 (4481) | Wildlife Conservation Society USA | USA | |
| 798 (4481) | World Bank United States | USA | |
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