| 100% | IRS | 3 | Government agency with an e-filing option: Abbr. |
| 85% | IRS | 3 | Agency with an e-filing option: Abbr. |
| 63% | NSA | 3 | Government agency with an annual Codebreaker Challenge: Abbr. |
| 58% | IRS | 3 | Org. with an e-file option |
| 52% | IRS | 3 | Government agency whose website has a Free File option: Abbr. |
| 49% | IRS | 3 | Government agency with 1099 and W-2 forms: Abbr. |
| 49% | IRS | 3 | Agency with an Office of the Taxpayer Advocate: Abbr. |
| 49% | FBI | 3 | Government agency with a "Most Wanted" list: Abbr. |
| 49% | IRS | 3 | Agency with an April 15 deadline: Abbr. |
| 48% | IRS | 3 | Agency with an April 15 deadline for tax returns: Abbr. |
| 48% | FCC | 3 | Government agency with a Media Bureau: Abbr. |
| 47% | EPA | 3 | Government group with an endangered species list: Abbr. |
| 47% | USPS | 4 | Government agency that deals with mail: Abbr. |
| 47% | EPA | 3 | Government agency concerned with air quality: Abbr. |
| 47% | NASA | 4 | US government agency that collaborates with SpaceX: Abbr. |
| 45% | USDA | 4 | Government agency that is concerned with farming related matters: Abbr. |
| 45% | EPA | 3 | Government group with an Office of Air and Radiation: Abbr. |
| 45% | NRC | 3 | Government agency concerned with matters related to nuclear energy safety: Abbr. |
| 45% | FBI | 3 | Law enforcement agency with an academy in Quantico: Abbr. |
| 45% | CIA | 3 | US agency with the podcast "The Langley Files": Abbr. |
| 42% | USDA | 4 | Government agency concerned with food safety (Abbr.) |
| 41% | CDC | 3 | Government health agency with a Vaccine Schedules app: Abbr. |
| 40% | FBI | 3 | Government agency on "The X-Files": Abbr. |
| 39% | ANNE | 4 | "___ with an E" (Canadian TV series) |
| 39% | ANNE | 4 | Netflix series "___ with an E" |
| 39% | EYEEXAM | 7 | This starts with an E |
| 38% | NIH | 3 | Fed. agency with an annual almanac |
| 38% | ANNE | 4 | "___ With an E" (Canadian show on Netflix) |
| 38% | ANNE | 4 | 2017 Netflix series "___ with an E" |
| 38% | ANNE | 4 | "___ With an E" (series set at Green Gables) |