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- Agricultural Chemistry and Engineering Bureau18
- Agricultural Conservation and Adjustment Administration1
- Agricultural Economics Bureau92
- Agricultural Engineering Bureau17
- Agricultural Marketing Administration6
- Agricultural Marketing Service7
- Agricultural Research Administration108
- Agricultural Research Service1
- Agricultural and Industrial Chemistry Bureau1
- Agriculture Department1,096
- Agriculture Dept.5
- Animal Industry Bureau62
- Biological Survey Bureau32
- Chemistry and Soils Bureau56
- Commodity Exchange Administration2
- Cooperative Extension Division1
- Cooperative Extension Work Office13
- Cooperative Marketing Division4
- Dairy Industry Bureau48
- Entomology Bureau64