| Agcy. created after the Manhattan Project | 41 |
| Agcy. created by the Civil Rights Act of 1964 | 45 |
| Agcy. created by Truman | 23 |
| Agcy. dealing with nutrition | 28 |
| Agcy. dealing with nutrition, etc. | 34 |
| Agcy. dealing with smog | 23 |
| Agcy. dealing with unions | 25 |
| Agcy. dismantled in 1991 | 24 |
| Agcy. dissolved in 1943 | 23 |
| Agcy. Elmer Davis headed | 24 |
| Agcy. enforcing truth-in-advertising laws | 41 |
| Agcy. Eric Johnson headed | 25 |
| Agcy. established in 1970 | 25 |
| Agcy. established under FDR | 27 |
| Agcy. fighting child abuse | 26 |
| Agcy. for global cooperation | 28 |
| Agcy. for homeowners | 20 |
| Agcy. for new ventures | 22 |
| Agcy. for retirees | 18 |
| Agcy. for senior citizens | 25 |
| Agcy. formed under F.D.R. | 25 |
| Agcy. founded in 1970 | 21 |
| Agcy. founded to help fight malaria | 35 |
| Agcy. governing airlines | 24 |
| Agcy. headed by Elmer Davis: 1942–45 | 43 |
| Agcy. headquartered at the J. Edgar Hoover Building | 51 |
| Agcy. headquartered in Knoxville | 32 |
| Agcy. Ickes headed | 18 |
| Agcy. in D.C.'s Federal Triangle | 36 |
| Agcy. investigating bird flu | 28 |
| Agcy. involved in the Human Genome Project | 42 |
| Agcy. involved with cleanup | 27 |
| Agcy. issuance | 14 |
| Agcy. known to shoot for the stars | 34 |
| Agcy. of 40's | 17 |
| Agcy. of the U.N. | 17 |
| Agcy. often "quoted" by Weekly World News | 51 |
| Agcy. once headed by a Bush | 27 |
| Agcy. once headed by Edward R. Murrow | 37 |
| Agcy. once headed by Eric Johnston | 34 |
| Agcy. once headed by G.H.W.B. | 29 |
| Agcy. once headed by Harry Hopkins | 34 |
| Agcy. once involved with fallout shelters | 41 |
| Agcy. once run by Ickes | 23 |
| Agcy. overseeing Fed. records | 29 |
| Agcy. overseeing federal records | 32 |
| Agcy. overseeing reactor safety | 31 |
| Agcy. promoting children's well-being | 41 |
| Agcy. promoting physical well-being | 35 |
| Agcy. regulating guns | 21 |
| Agcy. regulating natural gas | 28 |
| Agcy. replaced by the N.R.C. | 28 |
| Agcy. spawned by the Manhattan Project | 38 |
| Agcy. succeeded by N.R.C. | 25 |
| Agcy. succeeded by the N.R.C. | 29 |
| Agcy. superseded by the N.R.C. | 30 |
| Agcy. that analyzes black boxes | 31 |
| Agcy. that approves medicines | 29 |
| Agcy. that built many dams | 26 |
| Agcy. that can fine TV stations | 31 |
| Agcy. that compiles the Occupational Outlook Handbook | 53 |
| Agcy. that conducts workplace inspections | 41 |
| Agcy. that created the National Do Not Call Registry | 52 |
| Agcy. that creates change | 25 |
| Agcy. that doesn't focus on megacorporations | 48 |
| Agcy. that draft dodgers want to steer clear of | 47 |
| Agcy. that electrified farmers | 30 |
| Agcy. that electrified rural America | 36 |
| Agcy. that enforces indecency regulations | 41 |
| Agcy. that established rules for kite flying | 44 |
| Agcy. that gave Ride a ride | 27 |
| Agcy. that gets a flood of mail in April | 40 |
| Agcy. that helps mom-and-pops | 29 |
| Agcy. that helps prevent workplace injuries | 43 |
| Agcy. that Hoover headed | 24 |
| Agcy. that inspects workplaces | 30 |
| Agcy. that investigates crashes | 31 |
| Agcy. that keeps many CPAs in business | 38 |
| Agcy. that led the War on Poverty | 33 |
| Agcy. that lit up farmhouses | 28 |
| Agcy. that makes lab discoveries | 32 |
| Agcy. that manages federal property | 35 |
| Agcy. that may order recalls | 28 |
| Agcy. that monitors smoking hazards | 35 |
| Agcy. that moved from Treasury to Justice in 2003 | 49 |
| Agcy. that polices polluters | 28 |
| Agcy. that promotes fair competition | 36 |
| Agcy. that promotes World Press Freedom Day | 43 |
| Agcy. that publishes the monthly Microgram Bulletin | 51 |
| Agcy. that regulates explosives | 31 |
| Agcy. that regulates tobacco products | 37 |
| Agcy. that relieved unemployment | 32 |
| Agcy. that revs up in April | 27 |
| Agcy. that sets (often surprisingly high) maximum standards for the amounts of the circled materials in edible goods | 116 |
| Agcy. that shoots for the stars | 31 |
| Agcy. that shoots for the stars? | 32 |
| Agcy. that supports research in economics and geology | 53 |
| Agcy. that takes spam complaints | 32 |
| Agcy. that tracks swine flu | 27 |
| Agcy. that warns about scam operations | 38 |