| AMSS | Abnormal Maternal Serum Screen 
| Others |
| AMSS | Absence Management Self Service
| Others |
| AMSS | Academic Multimedia Support Services
| Others |
| AMSS | Academy of Mathematics and Systems Science
| Others |
| AMSS | Adelaide Medical Students Society
| Others |
| AMSS | Adelaide Medical Students' Society
| Others |
| AMSS | Advanced Mobile Subscriber Software
| Others |
| AMSS | Aeronautical Mobile Satellite Service
| Others |
| AMSS | Affine Morphological Scale Space
| Others |
| AMSS | Air Mobility Support Squadron
| Others |
| AMSS | Airborne Multi-Spectral Scanner
| Others |
| AMSS | Aircraft Maintenance Support Services
| Others |
| AMSS | Aircraft Modular Survival System
| Others |
| AMSS | Alarm Management Systems Specialist
| Others |
| AMSS | Alaska Marine Science Symposium
| Others |
| AMSS | Alberta Motorcycle Safety Society
| Others |
| AMSS | Alexander Mackenzie Secondary School
| Others |
| AMSS | Amarchand & Mangaldas & Suresh a Shroff
| Others |
| AMSS | American Milking Shorthorn Society
| Others |
| AMSS | Ammunition Management Standard System
| Others |
| AMSS | Amplitude modulation signalling system
| Others |
| AMSS | Ancient Mariners Sailing Society
| Others |
| AMSS | Anti Malware Support Service
| Others |
| AMSS | Anticoagulant Management Support System
| Others |
| AMSS | Armory Management and Supply Services
| Others |
| AMSS | Army Materiel Status System
| Others |
| AMSS | Asset Maritime Security Services
| Others |
| AMSS | Association of Muslim Social Scientists
| Others |
| AMSS | Auto Moto Savez Srbije
| Others |
| AMSS | Auto-Moto Savez Srbije
| Others |
| AMSS | Automatic Message Switching System
| Others |
| AMSS | Automatic Meteorological Sensor System
| Others |
| AMSS | Automatic Meteorological Sensors System
| Others |
| AMSS | Automatic Multiple Site Selection
| Others |
| AMSS | Automatic Music Search System
| Others |
| AMSS | Automatic Scanning System
| Others |
| AMSS | Automobile and Motorcycle Association of Serbia
| Others |
| AMSS | Awesome Marketing Solution & Services
| Others |