| Atlantic Marine Center | Academic & Science |
| Association Minéralogique du Canada | Academic & Science |
| Mineralogical Association of Canada | Academic & Science |
| American Music Conference | Academic & Science |
| Association Minière du Canada | Academic & Science |
| Mining Association of Canada | Academic & Science |
| Mexican Academy of Surgery | Academic & Science |
| Academia Mexicana de Cirugía | Academic & Science |
| Canadian Association for Music Therapy | Academic & Science |
| Association de Musicothérapie du Canada | Academic & Science |
| Mexican Academy of Sciences | Academic & Science |
| Academia Mexicana de Ciencias | Academic & Science |
| Aluminium Matrix Composite | Academic & Science |
| Academic Media Center | Academic & Science |
| IEEE International Workshop on Advanced Motion Control | Academic & Science |
| Army Medical College | Academic & Science |
| All Manufacturing Costs | Accounts and Finance |
| Am Timan | Airport Code |
| Asian Migrant Centre | Associations & Organizations |
| Australian Music Centre | Associations & Organizations |
| American Mortgage Acceptance Corporation | Business |
| Associated Merchandising Corporation | Business |
| American Music Center | Business |
| Association Management Company | Business |
| Appraisal Management Company | Business |
| Assset Managament Company | Business |
| Accident Management Company, Ltd. | Business |
| Australian Magnesium Corporation, Limited | Business |
| Additive Manufacturing Consortium | Business |
| American Mortgage Corporation | Business |
| American Motors Company | Business |
| Apartment Management Consultants | Business |
| Afterlife Media Communication | Business |
| Annual Maintenance Charges | Business |
| AMC Entertainment Holdings Inc | Business |
| Associated Motor Cycles | Business |
| Attitude Measurement Corporation | Business |
| Amur Minerals | Business |
| Alexis Minerals Corporation | Business |
| Amcor Ltd | Business |
| Asset Management Controls | Business |
| Annual Management Charge | Business Management |
| American Multi Cinema | Community |
| Archives and Manuscripts Collection | Community |
| American Movie Classics | Community |
| Active Mindful Caring | Community |
| All Monster Comics | Community |
| Allied Media Conference | Community |
| America's Movie Classics | Community |
| Agiculture Market Commite | Community |
| American basic Cable | Community |
| Art Monk Construction | Community |
| American MENSA Committee | Community |
| All Mod Cons | Community |
| Archives and Manuscripts Collections | Computer Assembly Language |
| Advanced Mezzanine Card | Computer Hardware |
| Annual Miantenance Contract | Computing |
| Account Management Console | Computing |
| Adobe Marketing Cloud | Computing |
| Advanced Management Console | Computing |
| Area Management Center | Computing |
| Advanced Mobile Care | Computing |
| Adobe Mobile Client | Computing |
| Account Management Component | Computing |
| Ati Multimedia Channel | Computing |
| Audio Modem Codec | Computing |
| Atom Module Compiler | Computing |
| Advanced Motion Control | Computing |
| Adaptive Motion Compensation | Computing |
| Adaptive Modulation and Coding | Computing |
| AMC Entertainment Holdings tokenized stock FTX | Cryptocurrency |
| AMC FIGHT NIGHT | Cryptocurrency |
| Assam Medical College | Educational Institute |
| Albany Medical College | Educational Institute |
| Airborne Molecular Contamination | Electronics |
| Alpha Moonbase Courier | General |
| Appalachian Money Collectors | General |
| Alex Marshall Chat | General |
| American Muscle Car | General |
| Ancient Medieval Civilization | General |
| Annual Maintainance Contract | General |
| Automatic Mostly Copying | General |
| Adult Movie Centre | General |
| All Models Car | General |
| All Motor Car | General |
| American Movie Channel | General |
| Anime and Manga Club | General |
| All Mighty Christ | General |
| Antecendent Moisture Condition | General |
| Audie Murphy Channel | General |
| A Magnificent Car | General |
| Aircrafts Maintenance Corporation | General |
| Active Massive and Current | General |
| After Martian Colonization | General |
| American Movie Co | General |
| Always More Commercials | General |
| Any Movie Considered | General |
| Anti Matter Coins | General |
| At the Movies Constantly | General |
| All My Children | General |
| Ashley Met Carmen | General |
| Agility Mobility and Core | General |
| Coastal Minesweeper (Auxiliary, Minesweeper, Coastal) | General |
| Anime Manga Cosplay | General |
| Armed Merchant Cruiser | General |
| Auto Max Czech | General |
| Ain't My Car | General |
| Automatic Day and Night Mirror with Compass | General |
| Alas, More Commercials | General |
| Australian Motorsport Club | General |
| All Makes of Cars | General |
| Alcoholics Making Cars | General |
| Aston Martin Club | General |
| Australian Muscle Car | General |
| Antique Motor Club | General |
| American Motors Club | General |
| Austin Motor Company | General |
| Arkansas Miata Club | General |
| Automotive Market Center | General |
| Atlanta Mopar Club | General |
| Anglian Mini Club | General |
| Aston Martin Cygnet | General |
| Athens Mini Club | General |
| Almazora Motors Corporation | General |
| Active Myvi Community | General |
| Annual Maintenance Cost | General |
| Aston Martin Consulting | General |
| All Mopar Car Show | General |
| Automotive Management Consulting | General |
| Audi Media Center | General |
| Automotive Manufacturers Committee | General |
| Automotive Marketing Consultants | General |
| Automotive Mechatronics Center | General |
| Advanced Manufacturing Centre | General |
| Automotive Molding Company | General |
| Automotive Management Concepts | General |
| Axia Malaysia Community | General |
| Active Myvi Club | General |
| Andersen Motor Company | General |
| Australian Mitsubishi Club | General |
| Ariel Motor Company | General |
| Australian Magna Club | General |
| AutoML for Model Compression | General |
| American Motors Corportation | General |
| All Makes Combined | General |
| A Major Cost | General |
| A Mutated Car | General |
| A Morons Car | General |
| Another Major Catastrophe | General |
| ADVANCED Motion Controls | General |
| Advance Market Commitment | General |
| Aviation Maintenance Company | General |
| Advanced MakeUp Components | General |
| Advanced Makeup Component | General |
| Adirondack Mountain Catering | General |
| Air Mobility | General |
| Aviation Structural Mechanic Chief Petty Officer | Governmental |
| Army Material Command | Governmental |
| Affiliate Marketing Council | Governmental |
| Amdavad Municipal Corporation | Governmental |
| Airlift Military Command | Governmental |
| A Ministry To Chiropractors | Governmental |
| Arua Municipal Council | Governmental |
| Agartala Municipal Corporation | Governmental |
| Anti-Monopoly Committee | Governmental |
| United States Air Force Air Mobility Command | Governmental |
| Acceptable Means of Compliance | Governmental |
| Ahmedabad Municipal Corporation | Gujrat Government |
| AMRITAPURA | Indian Railway Station |
| Asian Multicultural Council | International |
| Asociación Amigos de los niños Hogar mi Casa | International |
| ATS Messaging Management Centre | International |
| American Mathematics Competitions | Maths |
| Average Match Count | Maths |
| American Mathematics Competition | Maths |
| Arthrogryposis Multiplex Congenita | Medical |
| Arthrogryposis Multiplex Congenity | Medical |
| Arab Medical Center | Medical |
| Academic Medical Center | Medical |
| Animal Medical Center | Medical |
| Andhra Medical College | Medical |
| Albany Medical Center | Medical |
| Australian Medical Council | Medical |
| American Motors Corporation | Messaging |
| A Million Civilians | Military and Defence |
| Airborne Mission Coordinator | Military and Defence |
| Midpoint Compromise Search Area | Military and Defence |
| Army Medical Corps | Military and Defence |
| Army Materiel Command | Military and Defence |
| U S Air Force Air Mobility Command | Military and Defence |
| Acquisition Method Code | Military and Defence |
| Air Mobility Command | Military and Defence |
| Answering Machine Check | Networking |
| Arkansas Louisiana and Mississippi Railroad Company | Regional |
| Amador Central Railroad | Regional |
| Arkansas, Louisiana and Mississippi Railroad | Regional |
| Australian Multiplex Cinemas | Regional |
| America Meets Canada | Regional |
| America Mexico And Canada | Regional |
| Alaska Milk Corporation | Regional |
| Association of Minnesota Counties | Regional |
| Australian Maritime College | Regional |
| Active Mission Control | Space Science |
| Advanced Mission Computer | Space Science |
| Americom Satellite | Space Science |
| Automatic Mixture Control | Space Science |
| Arizona Mountaineering Club | Sports |
| Appalachian Mountain Club | Sports |
| Athletic Mafia Club | Sports |
| Academic Mastery Center | Sports |
| Asset Management Company | Stock Exchange |
| After Market Closes | Stock Exchange |
| Adds, Moves, and Changes | Telecommunication |