| DRF Code | Field Name | NSF Code |
| 400 | Computer Sciences | D67 |
| 410 | Information Sciences and Systems | D67 |
| DRF Code | Field Name | NSF Code |
| 420 | Applied Mathematics | 841 |
| 498 | Mathematics, General | 842 |
| 465 | Operations Research | 843 |
| 450 | Statistics | 844 |
| 425 | Algebra | 845 |
| 430 | Analysis and Functional Analysis | 845 |
| 435 | Geometry | 845 |
| 440 | Logic | 845 |
| 445 | Number Theory | 845 |
| 455 | Topology | 845 |
| 460 | Computing Theory and Practice | 845 |
| 499 | Mathematics, Other | 845 |
| DRF Code | Field Name | NSF Code |
| 005 | Animal Breading and Genetics | 605 |
| 007 | Animal Husbandry | 605 |
| 010 | Animal Nutrition | 605 |
| 012 | Dairy Science | 605 |
| 014 | Poultry Science | 605 |
| 019 | Animal Sciences, Other | 605 |
| 040 | Food Sciences | 606 |
| 042 | Food Distribution | 606 |
| 043 | Food Engineering | 606 |
| 044 | Food Sciences, Other | 606 |
| 020 | Agronomy | 607 |
| 025 | Plant Breeding and Genetics | 607 |
| 030 | Plant Pathology | 607 |
| 032 | Plant Protect./Pest Mgmt | 607 |
| 039 | Plant Sciences, Other | 607 |
| 050 | Horticulture Science | 607 |
| 045 | Soil Sciences | 608 |
| 046 | Soil Chemistry/Microbiology | 608 |
| 049 | Soil Sciences, Other | 608 |
| 099 | Agricultural Sciences, Other | 608 |
| 098 | Agriculture, General | 608 |
| DRF Code | Field Name | NSF Code |
| 100 | Biochemistry | 631 |
| 103 | Biomedical Sciences | 642 |
| 105 | Biophysics | 631 |
| 198 | Biological Sciences, General | 632 |
| 120 | Plant Pathology | 633 |
| 125 | Plant Physiology | 633 |
| 129 | Botany, Other | 633 |
| 136 | Cell Biology | 634 |
| 154 | Molecular Biology | 634 |
| 139 | Ecology | 635 |
| 115 | Plant Genetics | 636 |
| 170 | Genetics, Human and Animal | 636 |
| 171 | Genetics | 636 |
| 156 | Microbiology/Bacteriology | 637 |
| 157 | Microbiology | 637 |
| 110 | Bacteriology | 637 |
| 163 | Nutritional Sciences | 638 |
| 180 | Pharmacology, Human and Animal | 639 |
| 185 | Physiology, Human and Animal | 640 |
| 186 | Physiology, Animal and Plant | 640 |
| 148 | Entomology | 641 |
| 175 | Pathology, Human and Animal | 641 |
| 189 | Zoology | 641 |
| 107 | Biotechnology Research | 642 |
| 133 | Biometrics and Biostatistics | 642 |
| 130 | Anatomy | 642 |
| 140 | Hydrobiology | 642 |
| 142 | Developmental Biology | 642 |
| 145 | Endocrinology | 642 |
| 151 | Immunology | 642 |
| 160 | Neurosciences | 642 |
| 166 | Parasitology | 642 |
| 169 | Toxicology | 642 |
| 199 | Biological Sciences, Other | 642 |
| DRF Code | Field Name | NSF Code |
| 580 | Environmental Sciences | 680 |
| 055 | Fisheries Sciences | 680 |
| 054 | Fish and Wildlife | 680 |
| 060 | Wildlife | 681 |
| 065 | Forestry Science | 681 |
| 066 | Forest Biology | 681 |
| 068 | Forest Engineering | 681 |
| 070 | Forest Management | 681 |
| 072 | Wood Science | 681 |
| 074 | Renewable Natural Resources | 681 |
| 079 | Forestry and Related Sciences, Other | 681 |
| 080 | Wildlife/Range Management | 681 |
| DRF Code | Field Name | NSF Code |
| 200 | Audiology and Speech Pathology | 781 |
| 212 | Health Systems/Services Administration | 782 |
| 225 | Medicine and Surgery | 786 |
| 205 | Dentistry | 786 |
| 235 | Optometry/Opthamology | 786 |
| 250 | Veterinary Medicine | 786 |
| 230 | Nursing | 787 |
| 240 | Pharmacy | 788 |
| 245 | Rehabilitation/Therapeutic Services | 789 |
| 220 | Epidemiology | 790 |
| 215 | Public Health | 790 |
| 210 | Environmental Health | 790 |
| 219 | Public Health/Epidemiology | 790 |
| 222 | Exercise Physiology/Kinesiology | 791 |
| 224 | Hospital Administration | 791 |
| 299 | Health Sciences, Other | 791 |
| 298 | Health Sciences, General | 791 |
| DRF Code | Field Name | NSF Code |
| 526 | Organic | 873 |
| 528 | Pharmaceutical | 873 |
| 530 | Physical | 873 |
| 532 | Polymer | 873 |
| 534 | Theoretical | 873 |
| 538 | Chemistry, General | 873 |
| 539 | Chemistry, Other | 873 |
| 524 | Nuclear | 873 |
| 520 | Analytical | 873 |
| 522 | Inorganic | 873 |
| 521 | Agriculture and Food | 873 |
| DRF Code | Field Name | NSF Code |
| 514 | Meteorology | 872 |
| 518 | Atmos. and Metero. Sciences, General | 872 |
| 519 | Atmos. and Metero. Sciences, Other | 872 |
| 512 | Atmospheric Dynamics | 872 |
| 510 | Atmospheric Physics and Chemistry | 872 |
| 540 | Geology | 875 |
| 548 | Mineralogy, Petrology | 875 |
| 549 | Mineralogy/Petrol/Geochemistry | 875 |
| 550 | Stratigraphy/Sedimentation | 875 |
| 552 | Geomorphol and Glacial Geology | 875 |
| 554 | Applied Geology | 875 |
| 555 | Applied Geology/Geology Engr | 875 |
| 547 | Fuel Tech. and Petrol. Engineering | 876 |
| 558 | Geological Sciences, General | 876 |
| 559 | Geological Sciences, Other | 876 |
| 546 | Paleontology | 876 |
| 545 | Geophysics | 876 |
| 544 | Geophysics and Seismology | 876 |
| 542 | Geochemistry | 876 |
| 590 | Oceanography | 877 |
| 585 | Hydrology and Water Resources | D87 |
| 595 | Marine Sciences | D87 |
| 599 | Miscellaneous Physical Sciences, Other | D87 |
| DRF Code | Field Name | NSF Code |
| 500 | Astronomy | 871 |
| 505 | Astrophysics | 871 |
| 506 | Astronomy and Astrophysics | 871 |
| 566 | Fluids | 878 |
| 567 | Mechanics | 878 |
| 568 | Nuclear | 878 |
| 569 | Optics | 878 |
| 570 | Plasma | 878 |
| 572 | Polymer | 878 |
| 573 | Thermal | 878 |
| 574 | Solid State | 878 |
| 575 | Theoretical | 878 |
| 578 | Physics, General | 878 |
| 579 | Physics, Other | 878 |
| 563 | Electromagnetism | 878 |
| 564 | Elementary Particles | 878 |
| 560 | Acoustics | 878 |
| 561 | Atomic and Nuclear | 878 |
| 562 | Electronic Physics | 878 |
| DRF Code | Field Name | NSF Code |
| 666 | Economics | 923 |
| 668 | Econometrics | 923 |
| 000 | Agricultural Economics | 601 |
| DRF Code | Field Name | NSF Code |
| 682 | Public Policy Studies | 902 |
| 674 | International Relations | 927 |
| 679 | Political Sciences/Public Adm. | 928 |
| 678 | Political Sciences and Government | 928 |
| DRF Code | Field Name | NSF Code |
| 686 | Sociology | 929 |
| DRF Code | Field Name | NSF Code |
| 650 | Anthropology | 921 |
| 652 | Area Studies | 620 |
| 658 | Criminology | 922 |
| 670 | Geography | 924 |
| 710 | History of Science | 925 |
| 729 | Linguistics | 771 |
| 773 | Archeology | 921 |
| 694 | Urban Studies | 930 |
| 698 | Social Sciences, General | 930 |
| 699 | Social Sciences, Other | 930 |
| 662 | Demography | 930 |
| 690 | Social Statistics | 930 |
| DRF Code | Field Name | NSF Code |
| 618 | Educational Psychology | 704 |
| 600 | Clinical | 891 |
| 609 | Counseling | 892 |
| 615 | Experimental | 893 |
| 620 | Family and Marriage Counseling | 897 |
| 613 | Human/Individual and Family Development | 897 |
| 648 | Psychology, General | 894 |
| 621 | Industrial and Organization. | 895 |
| 639 | Social | 896 |
| 619 | Human Engineering | 897 |
| 624 | Personality | 897 |
| 627 | Physiological | 897 |
| 630 | Psychometrics | 897 |
| 633 | Quantitative | 897 |
| 636 | School | 897 |
| 616 | Exper/Compar/Physiol | 897 |
| 612 | Developmental and Child | 897 |
| 649 | Psychology, Other | 897 |
| 606 | Comparative | 897 |
| 603 | Cognitive | 897 |
| DRF Code | Field Name | NSF Code |
| 300 | Aerospace/Aeronaut/Astronaut | 721 |
| DRF Code | Field Name | NSF Code |
| 312 | Chemical | 725 |
| DRF Code | Field Name | NSF Code |
| 315 | Civil | 726 |
| DRF Code | Field Name | NSF Code |
| 372 | Systems | 727 |
| 321 | Computer | 727 |
| 324 | Electrical/Electronics | 728 |
| 323 | Electronics | 728 |
| 322 | Electrical | 728 |
| 318 | Communications | 728 |
| DRF Code | Field Name | NSF Code |
| 309 | Ceramic | 734 |
| 342 | Materials Science | 734 |
| 369 | Polymer | 734 |
| 375 | Textile | 734 |
| 348 | Metallurgical | 736 |
| DRF Code | Field Name | NSF Code |
| 345 | Mechanical | 735 |
| DRF Code | Field Name | NSF Code |
| 303 | Agricultural | 722 |
| 306 | Bioengineering and Biomedical | 724 |
| 327 | Engineering Mechanics | 729 |
| 330 | Engineering Physics | 729 |
| 333 | Engineering Science | 729 |
| 336 | Environmental Health Engr | 730 |
| 339 | Industrial | 733 |
| 398 | Engineering, general | 731 |
| 351 | Mining and Mineral | 737 |
| 354 | Naval Arch and Marine Eng | 738 |
| 357 | Nuclear | 739 |
| 366 | Petroleum | 740 |
| 360 | Ocean | D74 |
| 363 | Operations Research (Engr.) | D74 |
| 399 | Engineering, Other | D74 |
|
|
|
|
|
|