| Subject | English | Thesaurus |
| abbr., insur. | American Association of Insurance Services | AAIS |
| NGO, abbr. | Armed Services Young Mens' Christian Association of the USA | ASYMCA |
| NGO, abbr. | Association Of Air Medical Services | AAMS |
| NGO, abbr. | Association of American Indian Services | AAIS |
| ed., abbr. | Association Of Commended Essays Services | ACES |
| energ.ind., abbr. | Association of Energy Services Professionals | AESP |
| abbr. | Association of Graduate Careers Advisory Services | AGCAS (Anglophile) |
| media., abbr. | Association of Professional Recording Services | APRS |
| comp., abbr. | Association of Radio Reading Services | ARRS |
| abbr. | Association of Recognised English Language Services | ARELS (ABelonogov) |
| mil., abbr. | International Association of Security Services | IASS |
| univer., abbr. | National Association of College Auxiliary Services | NACAC |
| physiol., abbr. | National Association of Emergency Medicine Services Physicians | NAEMSP |
| ed., abbr. | National Association of State Directors of Pupil Transportation Services | NASDPTS |
