| 501 (1662) | American Museum of Natural History | USA |  |
| 502 (1687) | Miami VA Healthcare System | USA |  |
| 503 (1694) | Rady Children's Hospital-San Diego | USA | |
| 503 (1694) | State University of New York Upstate Medical University | USA |  |
| 505 (1697) | University of Alberta Hospital | CAN | |
| 506 (1705) | Washington State University, Spokane Campus | USA | |
| 507 (1710) | Clark University | USA | |
| 508 (1712) | University of Alaska, Fairbanks | USA | |
| 509 (1716) | University of Memphis | USA | |
| 510 (1717) | University of South Alabama | USA | |
| 511 (1720) | Monterey Bay Aquarium Research Institute | USA |  |
| 512 (1725) | Texas Tech University Health Sciences Center | USA | |
| 513 (1726) | Stevens Institute of Technology | USA | |
| 514 (1737) | St. Luke's-Roosevelt Hospital Center | USA | |
| 515 (1740) | University of Montana, Missoula | USA | |
| 516 (1753) | Virginia-Maryland Regional College of Veterinary Medicine | USA | |
| 517 (1760) | Princeton Plasma Physics Laboratory | USA | |
| 518 (1782) | Southern Methodist University | USA | |
| 518 (1782) | SUNY Downstate Medical Center | USA | |
| 520 (1793) | VA NY Harbor Healthcare System | USA | |
| 521 (1798) | University of North Texas Health Science Center | USA | |
| 522 (1802) | Wright State University | USA | |
| 523 (1803) | Children's Hospital of Eastern Ontario | CAN | |
| 524 (1807) | Old Dominion University | USA | |
| 525 (1811) | Rothman Institute | USA | |
| 525 (1811) | University of Dayton | USA | |
| 525 (1811) | University of Regina | CAN | |
| 528 (1817) | Detroit Medical Center | USA | |
| 529 (1823) | Yale New Haven Health System | USA | |
| 530 (1825) | Boise State University | USA | |
| 531 (1829) | ExxonMobil | USA |  |
| 532 (1831) | University of South Dakota | USA | |
| 533 (1833) | East Carolina University | USA | |
| 534 (1846) | DePaul University | USA | |
| 535 (1851) | Baker Hughes | USA | |
| 536 (1854) | Environment Canada | CAN | |
| 537 (1860) | St. Joseph's Healthcare Hamilton | CAN | |
| 537 (1860) | University of Southern Mississippi | USA | |
| 539 (1875) | Wildlife Conservation Society USA | USA | |
| 540 (1877) | St. Joseph's Hospital and Medical Center | USA | |
| 541 (1884) | Baylor University | USA | |
| 542 (1890) | Miriam Hospital | USA | |
| 543 (1898) | University of Windsor | CAN | |
| 544 (1901) | Ford Motor Company | USA | |
| 545 (1909) | BJC HealthCare | USA | |
| 546 (1913) | Creighton University | USA | |
| 547 (1918) | University of South Florida-Saint Petersburg | USA | |
| 548 (1923) | Ecole de Technologie Superieure | CAN | |
| 549 (1925) | Foothills Medical Centre | CAN | |
| 550 (1929) | University of New Brunswick | CAN | |
| 551 (1931) | University of Maryland Medical Center | USA | |
| 552 (1941) | Rochester Institute of Technology | USA | |
| 553 (1949) | Kingston General Hospital | CAN | |
| 554 (1952) | Marquette University | USA | |
| 555 (1955) | Inova Fairfax Hospital | USA | |
| 556 (1963) | Barnard College | USA | |
| 557 (1983) | Kent State University | USA | |
| 558 (1992) | State University of New York, College of Environmental Science and Forestry | USA | |
| 559 (1999) | University of Massachusetts, Boston | USA | |
| 560 (2004) | Rehabilitation Institute of Chicago | USA | |
| 561 (2010) | National Optical Astronomy Observatory | USA | |
| 562 (2011) | Brock University | CAN | |
| 562 (2011) | Spitzer Science Center | USA | |
| 564 (2018) | University of North Carolina, Greensboro | USA | |
| 565 (2027) | Space Telescope Science Institute | USA | |
| 566 (2033) | Marshfield Clinic | USA | |
| 567 (2034) | Oakland University | USA | |
| 568 (2038) | BC Children's Hospital and Sunny Hill Health Centre for Children Vancouver | CAN | |
| 569 (2042) | Lakehead University | CAN | |
| 570 (2049) | Northrop Grumman Corporation | USA | |
| 571 (2057) | Boeing Company, USA | USA | |
| 572 (2066) | University of Colorado, Colorado Springs | USA | |
| 573 (2074) | Queen Elizabeth II Health Sciences Centre | CAN | |
| 574 (2076) | University of Ontario Institute of Technology | CAN | |
| 575 (2100) | Middlebury College | USA | |
| 576 (2106) | New Mexico State University | USA | |
| 576 (2106) | San Francisco State University | USA | |
| 578 (2117) | University of Nevada-Las Vegas | USA | |
| 579 (2122) | Villanova University | USA | |
| 580 (2126) | University of Minnesota, Duluth | USA | |
| 581 (2129) | Florida Institute of Technology | USA | |
| 582 (2132) | South Dakota State University | USA | |
| 583 (2133) | Bowling Green State University | USA | |
| 584 (2147) | New Mexico Institute of Mining and Technology | USA | |
| 585 (2156) | Lockheed Martin Corporation | USA | |
| 585 (2156) | Wilfrid Laurier University | CAN | |
| 587 (2162) | Arkansas Children's Hospital | USA | |
| 588 (2174) | Chevron Corporation | USA | |
| 588 (2174) | IWK Health Centre | CAN | |
| 590 (2178) | Hartford Hospital | USA | |
| 591 (2182) | Pomona College | USA | |
| 592 (2194) | MetroHealth System | USA | |
| 593 (2198) | Health Canada | CAN | |
| 594 (2204) | Amherst College | USA | |
| 595 (2222) | Desert Research Institute, Reno | USA | |
| 595 (2222) | Royal Military College of Canada | CAN | |
| 597 (2234) | University of Texas, El Paso | USA | |
| 598 (2240) | Northern Arizona University | USA | |
| 599 (2243) | Naval Postgraduate School | USA | |
| 600 (2250) | Duquesne University | USA | |
| 601 (2255) | Fermi National Accelerator Laboratory | USA | |
| 602 (2261) | Raytheon Company | USA | |
| 603 (2282) | University of Denver | USA | |
| 604 (2287) | Baystate Health System | USA | |
| 605 (2293) | Laurentian University | CAN | |
| 606 (2307) | Dow Chemical Company | USA | |
| 607 (2308) | Florida Agricultural & Mechanical University | USA | |
| 608 (2317) | Northern Illinois University | USA | |
| 609 (2337) | University of San Francisco | USA | |
| 610 (2340) | Thomas Jefferson National Accelerator Facility | USA | |
| 611 (2344) | Louisiana Tech University | USA | |
| 612 (2355) | Northeastern Ohio Universities College of Medicine | USA | |
| 613 (2363) | Louisiana State University Agricultural Center | USA | |
| 614 (2379) | Alberta Children's Hospital | CAN | |
| 615 (2384) | Nemours A Children's Health System | USA | |
| 616 (2399) | Joint Institute for Laboratory Astrophysics | USA | |
| 617 (2403) | Meharry Medical College | USA | |
| 617 (2403) | Wesleyan University, Middletown | USA | |
| 619 (2406) | University of Massachusetts, Dartmouth | USA | |
| 620 (2416) | Texas Christian University | USA | |
| 621 (2431) | University of Lethbridge | CAN | |
| 622 (2435) | Children's Healthcare of Atlanta | USA | |
| 623 (2443) | Jackson State University | USA | |
| 624 (2450) | San Jose State University | USA | |
| 625 (2460) | Children's Medical Center Dallas | USA | |
| 626 (2464) | Morehouse School of Medicine | USA | |
| 627 (2473) | University of Louisiana, Lafayette | USA | |
| 628 (2485) | St. Joseph's Health Care London | CAN | |
| 629 (2487) | California State University, Los Angeles | USA | |
| 630 (2490) | University of Alabama, Huntsville | USA | |
| 631 (2503) | International Monetary Fund | USA | |
| 631 (2503) | University of North Carolina, Wilmington | USA | |
| 633 (2509) | Field Museum Natural History | USA | |
| 634 (2510) | Swarthmore College | USA | |
| 635 (2516) | City University of New York, Queens College | USA | |
| 635 (2516) | University of Nebraska, Omaha | USA | |
| 637 (2525) | The Catholic University of America | USA | |
| 637 (2525) | United Technologies Research Center | USA | |
| 639 (2536) | University of North Dakota | USA | |
| 640 (2546) | Children's Mercy Hospital | USA | |
| 641 (2566) | US National Science Foundation | USA | |
| 642 (2568) | University of Arkansas, Little Rock | USA | |
| 643 (2575) | Trent University | CAN | |
| 644 (2585) | East Tennessee State University | USA | |
| 645 (2590) | University of Prince Edward Island | CAN | |
| 646 (2592) | United States Naval Academy | USA | |
| 647 (2595) | Claremont Graduate University | USA | |
| 648 (2597) | University of the Sciences in Philadelphia | USA | |
| 649 (2600) | Geisinger Medical System | USA | |
| 650 (2606) | Bowdoin College | USA | |
| 651 (2620) | NASA Stennis Space Center | USA | |
| 652 (2632) | Battelle Memorial Institute | USA | |
| 653 (2642) | Franklin & Marshall College | USA | |
| 654 (2646) | Williams College | USA | |
| 655 (2652) | Bentley University | USA | |
| 656 (2664) | Walter Reed National Military Medical Center | USA | |
| 657 (2666) | Educational Testing Service | USA | |
| 657 (2666) | University of Moncton | CAN | |
| 659 (2668) | Alegent Creighton Health | USA | |
| 660 (2682) | Universities Space Research Association | USA | |
| 661 (2692) | National Radio Astronomy Observatory, Charlottesville | USA | |
| 662 (2694) | Western Michigan University | USA | |
| 663 (2698) | Western University of Health Sciences | USA | |
| 664 (2705) | Nova Southeastern University, Estados Unidos | USA | |
| 665 (2708) | Southwest Research Institute | USA | |
| 666 (2712) | Aerospace Corporation | USA | |
| 667 (2715) | Illinois State University | USA | |
| 668 (2724) | Bedford Institute of Oceanography | CAN | |
| 669 (2727) | Trinity University | USA | |
| 670 (2729) | Loyola University Maryland | USA | |
| 671 (2738) | West Chester University of Pennsylvania | USA | |
| 672 (2749) | American University | USA | |
| 673 (2754) | Howard University | USA | |
| 674 (2771) | University of St. Thomas | USA | |
| 675 (2786) | University of Texas, Pan American | USA | |
| 676 (2788) | Idaho National Laboratory | USA | |
| 677 (2793) | The College of New Jersey | USA | |
| 678 (2795) | Indiana State University | USA | |
| 679 (2797) | University of the Pacific | USA | |
| 680 (2805) | Fordham University | USA | |
| 681 (2818) | Arkansas State University | USA | |
| 681 (2818) | Naval Air Systems Command | USA | |
| 683 (2829) | University of Tennessee, Chattanooga | USA | |
| 684 (2835) | James Madison University | USA | |
| 685 (2844) | Vassar College | USA | |
| 686 (2845) | Wellesley College | USA | |
| 687 (2849) | Glenn Research Center | USA | |
| 688 (2852) | Loyola Marymount University | USA | |
| 689 (2858) | Western Washington University | USA | |
| 690 (2874) | Central Michigan University | USA | |
| 690 (2874) | The New School | USA | |
| 692 (2903) | Haverford College in Pennsylvania | USA | |
| 693 (2917) | University of Richmond | USA | |
| 694 (2924) | Acadia University | CAN | |
| 695 (2945) | Bryn Mawr College | USA | |
| 696 (2949) | Halliburton Texas, Houston | USA | |
| 696 (2949) | St. Francis Xavier University | CAN | |
| 698 (2953) | University of Northern British Columbia | CAN | |
| 699 (2958) | City University of New York, John Jay College of Criminal Justice | USA | |
| 700 (2961) | Tennessee Technological University | USA | |
| 701 (2964) | Midwestern University | USA | |
| 702 (2970) | Montclair State University | USA | |
| 703 (2977) | Texas State University, San Marcos | USA | |
| 704 (2997) | California State University, Fresno | USA | |
| 705 (2999) | Science Applications International Corporation | USA | |
| 706 (3001) | Eastern Michigan University | USA | |
| 706 (3001) | Winthrop-University Hospital | USA | |
| 708 (3007) | Hofstra University | USA | |
| 709 (3015) | California State University, Long Beach | USA | |
| 710 (3026) | Milwaukee VA Medical Center | USA | |
| 711 (3035) | South Dakota School of Mines and Technology | USA | |
| 712 (3037) | Norfolk State University | USA | |
| 713 (3041) | Washington State University, Vancouver | USA | |
| 714 (3045) | University of Northern Iowa | USA | |
| 715 (3048) | California State University, Sacramento | USA | |
| 716 (3053) | University of Wisconsin, Eau Claire | USA | |
| 717 (3060) | California Polytechnic State University, San Luis Obispo | USA | |
| 718 (3065) | University of Hawaii, Hilo | USA | |
| 719 (3077) | Kennesaw State University | USA | |
| 720 (3086) | University of San Diego | USA | |
| 721 (3091) | Rowan University | USA | |
| 722 (3106) | Chapman University | USA | |
| 723 (3133) | Ithaca College | USA | |
| 724 (3134) | NASA Johnson Space Center | USA | |
| 725 (3139) | California State University, San Bernardino | USA | |
| 726 (3140) | Saint Cloud State University | USA | |
| 727 (3150) | California State University, Fullerton | USA | |
| 727 (3150) | California State University, Northridge | USA | |
| 729 (3156) | Towson University | USA | |
| 730 (3166) | Drake University | USA | |
| 731 (3174) | Lamar University | USA | |
| 732 (3178) | City University of New York, Lehman College | USA | |
| 733 (3183) | Colgate University | USA | |
| 734 (3198) | Southeastern Louisiana University | USA | |
| 735 (3202) | Appalachian State University | USA | |
| 736 (3203) | Maimonides Medical Center | USA | |
| 737 (3214) | Sonoma State University | USA | |
| 738 (3217) | College of Charleston | USA | |
| 739 (3224) | Bucknell University | USA | |
| 740 (3227) | Wichita State University | USA | |
| 741 (3228) | University of Wisconsin, Oshkosh | USA | |
| 742 (3232) | Canadian Space Agency | CAN | |
| 742 (3232) | Morgan State University | USA | |
| 742 (3232) | Saint Mary's University | CAN | |
| 745 (3248) | Prairie View A&M University | USA | |
| 746 (3251) | TRIUMF - National Laboratory for Particle and Nuclear Physics | CAN | |
| 747 (3253) | University of Tulsa | USA | |
| 748 (3262) | Alberta Health Services | CAN | |
| 748 (3262) | Saint John's University | USA | |
| 750 (3307) | Missouri State University | USA | |
| 750 (3307) | Southern University, Baton Rouge | USA | |
| 752 (3317) | Infrared Processing and Analysis Center | USA | |
| 753 (3327) | Idaho State University | USA | |
| 754 (3330) | MITRE Corporation, McLean | USA | |
| 755 (3333) | Marshall University | USA | |
| 756 (3335) | University of Northern Colorado | USA | |
| 757 (3359) | Adelphi University | USA | |
| 758 (3364) | Long Island University | USA | |
| 759 (3368) | Smith College | USA | |
| 760 (3396) | Western Kentucky University | USA | |
| 761 (3402) | Western Illinois University, Macomb | USA | |
| 762 (3410) | California State Polytechnic University, Pomona | USA | |
| 763 (3423) | Texas Woman's University | USA | |
| 764 (3436) | Tuskegee University | USA | |
| 765 (3457) | Gonzaga University | USA | |
| 765 (3457) | Suffolk University | USA | |
| 767 (3463) | The University of Winnipeg | CAN | |
| 768 (3471) | Delaware State University | USA | |
| 769 (3483) | University of North Florida | USA | |
| 770 (3499) | Northern Kentucky University | USA | |
| 771 (3504) | Athabasca University | CAN | |
| 772 (3537) | National Radio Astronomy Observatory, Socorro | USA | |
| 773 (3538) | Grand Valley State University | USA | |
| 774 (3547) | Pace University | USA | |
| 774 (3547) | Seton Hall University | USA | |
| 776 (3560) | Ball State University | USA | |
| 777 (3577) | ConocoPhillips Company | USA | |
| 777 (3577) | Oklahoma State University, Oklahoma City | USA | |
| 779 (3579) | California State University, East Bay | USA | |
| 780 (3584) | University of Alaska, Anchorage | USA | |
| 781 (3620) | Electric Power Research Institute | USA | |
| 782 (3625) | Georgia Southern University | USA | |
| 783 (3646) | Eastern Illinois University | USA | |
| 784 (3659) | Lafayette College | USA | |
| 785 (3670) | Western Carolina University | USA | |
| 786 (3715) | Central Connecticut State University | USA | |
| 787 (3731) | Southern Illinois University Edwardsville | USA | |
| 788 (3734) | Middle Tennessee State University | USA | |
| 789 (3738) | Seattle University | USA | |
| 790 (3772) | Sam Houston State University | USA | |
| 791 (3801) | NASA Marshall Space Flight Center | USA | |
| 792 (3852) | Indiana University/Purdue University at Fort Wayne | USA | |
| 793 (3861) | NASA Kennedy Space Center | USA | |
| 794 (3881) | Fairfield University | USA | |
| 795 (3884) | Humboldt State University | USA | |
| 796 (3918) | University of West Florida | USA | |
| 797 (3936) | Texas A&M University, Corpus Christi | USA | |
| 798 (3950) | Widener University | USA | |
| 799 (3974) | California State University, Chico | USA | |
| 800 (3981) | Youngstown State University | USA | |
| 801 (4004) | Savannah River National Laboratory | USA | |
| 802 (4045) | United States Military Academy at West Point | USA | |
| 803 (4055) | United States Fish and Wildlife Service | USA | |
| 804 (4083) | Hampton University | USA | |
| 805 (4084) | Eastern Kentucky University | USA | |
| 806 (4097) | Missouri Botanical Garden | USA | |
| 807 (4217) | Indiana University of Pennsylvania | USA | |
| 808 (4261) | Embry-Riddle Aeronautical University | USA | |
| 809 (4264) | Tennessee State University | USA | |
| 810 (4377) | Purdue University Calumet | USA | |
| 811 (4412) | Richard Stockton College of New Jersey | USA | |
| 812 (4456) | Atomic Energy of Canada Ltd. | CAN | |
| 813 (4541) | URS Corporation | USA | |
| 814 (4661) | Nuclear Regulatory Commission | USA | |
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