| Subject | English | Thesaurus |
| abbr., comp., net. | Administration and Management Services | AMS |
| mil., abbr. | Army Data Services and Administration Systems Command | ADSC |
| transp., abbr. | Business and Defense Services Administration | BDSA (US) |
| abbr. | Business and Defense Services Administration | BDSA |
| USA | Health Resources and Services Administration | HRSA |
| med. | Health Resources and Services Administration HRSA | The primary federal agency for improving access to health care services for people who are uninsured, isolated, or medically vulnerable. Through its HIV/AIDS bureau, the Health Resources and Services Administration (HRSA) administers the Ryan White HIV/AIDS Program, the largest federal program focused exclusively on HIV/AIDS care. |
| abbr., astronaut. | Philippine Atmospheric, Geophysic and Astronomical Services Administration | PAGASA |
| abbr. | Research and Special Programs Administration | RSPA (Georgy Moiseenko) |
| abbr., mil., WMD | Research and Special Programs Administration | RSPA (of DOT) |
| abbr. | Substance Abuse and Mental Health Services Administration | SAMHSA |
| med. | Substance Abuse and Mental Health Services Administration SAMHSA | The lead federal agency for reducing the impact of substance abuse and mental illness in the United States. The Substance Abuse and Mental Health Services Administration (SAMHSA) has a Web site that focuses specifically on behavioral health and HIV/AIDS. |
| IT, abbr. | System and Network Administration Program | SNAP |
