| QCEW | Quarterly Census of Employment and Wages |
| QCLCD | Quality Controlled Local Climatological Data |
| QCT | Qualified Census Tracts |
| QDDR | Quadrennial Diplomacy and Development Review (unable to verify 6/19) |
| QDR | National Healthcare Quality and Disparities Report |
| QDU | Questioned Documents Unit |
| QER | Quadrennial Energy Review (unable to verify 12/20; older link archive1; archive2; archive3) |
| QFAHPD | Quarterly Food-at-Home Price Database |
| QFR | Quadrennial Fire Review | Quarterly Financial Report |
| QHSR | Quadrennial Homeland Security Review |
| QMD | Quantum Measurement Division (older link archive) |
| QPC | Quarterly Survey of Plant Capacity Utilization (older link archive) |
| QPP | Quality Payment Program |
| QSDMB | Quantitative Sciences and Data Management Branch |
| QSP | Quality Samples Program |
| QSS | Quarterly Services Survey |
| QTAX | Quarterly Summary of State & Local Tax Revenue (older link archive) |
| QTR | Quadrennial Technology Review (older link archive) |
| QUERI | Quality Enhancement Research Initiative |
| QWI | Quarterly Workforce Indicators |
