| 9201 | AMSC | ANCO SHIPPING CO | | | SCAC3 |
| 9202 | AMSD | ARMOUR MOVING & STORAGE | | | SCAC3 |
| 9203 | AMSD | AMERICAN MATERIAL SERVICES INC | | | SCAC4 |
| 9204 | AMSE | ACE MOVING AND STORAGE COMPANY | | | SCAC3 |
| 9205 | AMSE | AMS TRANSPORTATION SERVICES INC | | | SCAC4 |
| 9206 | AMSF | APPLEGATE MOVING & STORAGE INC | | | SCAC3 |
| 9207 | AMSG | AMS EXPRESS LLC | | | SCAC4 |
| 9208 | AMSH | AMERICAN TRANSPORTATION SERVICES IN | | | SCAC3 |
| 9209 | AMSI | AMERICAN SHORTLINE INC. | | | PWRC |
| 9210 | AMSI | A-ONE (A-1) MOVING & STORAGE INC | | | SCAC3 |
| 9211 | AMSI | AMERICAN RELOCATION & LOGISTICS INC | | | SCAC4 |
| 9212 | AMSJ | AIRLINE MOVING & STORAGE INC | | | SCAC3 |
| 9213 | AMSJ | ARMSTRONG MOVING & STORAGE | | | SCAC4 |
| 9214 | AMSK | A M & S TRANSPORTATION CO | | | SCAC3 |
| 9215 | AMSK | A M & S TRANSPORTATION CO | | | SCAC4 |
| 9216 | AMSL | AMERICANA MARINE SERVICES LLC | | | SCAC4 |
| 9217 | AMSM | AMS MARINE SERVICES INC | | | SCAC3 |
| 9218 | AMSM | AMERICAN SAFETY MOVERS INC | | | SCAC4 |
| 9219 | AMSN | ARMSTRONG TRANSFER & STORAGE CO INC | | | SCAC3 |
| 9220 | AMSN | AMERICA SURF CO | | | SCAC4 |
| 9221 | AMSO | AAA MOVING AND STORAGE CO INC OF TA | | | SCAC3 |
| 9222 | AMSP | ALL AMERICAN MOVING & STORAGE | | | SCAC3 |
| 9223 | AMSP | AMERASIA SHIPPING LINE | | | SCAC4 |
| 9224 | AMSQ | AMERICAN SECURITY STORAGE OF ANNAPO | | | SCAC3 |
| 9225 | AMSQ | ACADEMY MOVING & STORAGE | | | SCAC4 |
| 9226 | AMSR | ALMAC MOVING & STORAGE INC | | | SCAC3 |
| 9227 | AMSS | AMISTAD TRANSFER & STORAGE CO | | | SCAC3 |
| 9228 | AMSS | AMISTAD LOGISTICS LLC | | | SCAC4 |
| 9229 | AMST | AMERICAN MOVING & STORAGE | | | SCAC3 |
| 9230 | AMST | AMS TRANSPORTATION SERVICES INC | | | SCAC4 |
| 9231 | AMST | Gemeente Vervoerbedrijf Amsterdam | Real: GVB, City: Amsterdam | NL | TRAFFIC |
| 9232 | AMSU | AMASIS SHIPPING COMPANY LIMITED | | VN | BIC |
| 9233 | AMSV | ACCENT MOVING & STORAGE | | | SCAC3 |
| 9234 | AMSW | AMERICAN SHIPPING INC | | | SCAC3 |
| 9235 | AMSW | AMERICAN SHIPPING INC | | | SCAC4 |
| 9236 | AMSX | AllTrans Management Services Corp. | added 4/1998; 7/2000; eliminated 7/2004; 7/2005 (not listed) | | NAKINA |
| 9237 | AMSX | American Stores Co. (Philadelphia, Pa.) (North Western Refrigerator Line Co.) | 7/1935-7/1936 | | NAKINA |
| 9238 | AMSX | AllTrans Management Services Corp. | added 4/98; 7/2000 | | NRHS |
| 9239 | AMSX | ALLTRANS MANAGEMENT SERVICES CORP | | | PWRC |
| 9240 | AMSX | AllTrans Management Services Corporation | | | RSRV |
| 9241 | AMSY | AMERICAN MEDICAL SYSTEMS | | | SCAC3 |
| 9242 | AMSY | ATLANTIC MARITIME SHIP SUPPLY LLC | | | SCAC4 |
| 9243 | AMSZ | AMALGAMATED SUGAR | | | PWRC |
| 9244 | AMT | American Trans Air, Inc. | IATA: TZ, Callsign: AmTran, IATA Prefix: 366, Name changed to ATA Airlines, Inc. d/b/a ATA w.e.f. 19 March 2003. IATA Designator changed from 3T | USA | AVCODES |
| 9245 | AMT | ATA Airlines, Inc. d/b/a ATA | IATA: TZ, Callsign: AmTran, IATA Prefix: 366, Ceased Operations on 02 April 2008. Name changed from American Trans Air, Inc. w.e.f. 19 March 2003. | USA | AVCODES |
| 9246 | AMT | American Trans Air, Inc. | IATA: 3T, Callsign: AmTran, IATA Designator changed to TZ | USA | AVCODES |
| 9247 | AMT | Amazon Sky S.A.C. | Founded in 2006. AOC granted 04 April 2007. | PE | AVCODES |
| 9248 | AMT | Air Mountain | Callsign: Air Mountain, | CH | AVCODES |
| 9249 | AMT | ATA Airlines | IATA: TZ | | ICAO1 |
| 9250 | AMT | *AGENCE MÉTROPOLITAINE DE TRANSPORT | | | PWRC |
| 9251 | AMT | *AMTRAK | | | PWRC |
| 9252 | AMT | Agence métropolitaine de transport Montréal | | | RSRV |
| 9253 | AMT | Association pour le Musée des Transports Urbains, Interurbains et Ruraux | | F | TRAFFIC |
| 9254 | AMT | Peter Bosáček - AM Tuning | | SK | VKM |
| 9255 | AMTA | AMERICAN TRANSFER & STORAGE INC | | | SCAC3 |
| 9256 | AMTA | AMERICA MIDWEST TRANSPORTATION LLC | | | SCAC4 |
| 9257 | AMTB | AMERICAN TRUCK LINES INC | | | SCAC3 |
| 9258 | AMTC | A M TRANSPORTATION INC | | | SCAC4 |
| 9259 | AMTD | ARMOUR TRUCK LINES | | | SCAC3 |
| 9260 | AMTD | AMERICAN TRADERS | | | SCAC4 |
| 9261 | AMTE | ALL-AMERICAN TRANSFER & STORAGE INC | | | SCAC3 |
| 9262 | AMTE | ALL-AMERICAN TRANSFER & STORAGE INC | | | SCAC4 |
| 9263 | AMTG | ATLANTIC MARINE TERMINALS | | | SCAC3 |
| 9264 | AMTG | AMERICAN TRANSPORT GROUP LLC | | | SCAC4 |
| 9265 | AMTG | Azienda Mobilita` e Trasporti | Real: AMT, City: Genova | I | TRAFFIC |
| 9266 | AMTH | AMERICAN TRAILER HAUL INC | | | SCAC3 |
| 9267 | AMTI | AMERICAN TANK TRANSPORT INC | | | SCAC3 |
| 9268 | AMTI | AMERITRANS INC | | | SCAC4 |
| 9269 | AMTJ | AMTRUK LEASING INC | | | SCAC3 |
| 9270 | AMTK | National R.R. Passenger Corp. NEC | 1/1980-7/2005 | | NAKINA |
| 9271 | AMTK | National R.R. Passenger Corp. NEC | 1/80-7/2000 | | NRHS |
| 9272 | AMTK | AMTRAK - NATIONAL RAILROAD PASSENGER CORP., NEC | | | PWRC |
| 9273 | AMTK | Amtrak (National Railroad Passenger Corporation) | | | RSRV |
| 9274 | AMTK | AMTRAK | | | SCAC3 |
| 9275 | AMTK | AMTRAK | | | SCAC4 |
| 9276 | AMTK | Amtrak | | USA | TRAFFIC |
| 9277 | AMTKCA | Amtrak California | | US-CA | TRAFFIC |
| 9278 | AMTL | AMERICAN TRAILER REPAIR | | | SCAC3 |
| 9279 | AMTL | AMERICAN TRAILER REPAIR | | | SCAC4 |
| 9280 | AMTM | ALAMO TRANSPORTATION SERVICES COMPA | | | SCAC4 |
| 9281 | AMTM | Agence Metropolitaine de Transport | Real: AMT, City: Montreal | CDN | TRAFFIC |
| 9282 | AMTN | A. M. TRANSFER&CRANE SERVICE, INC | | | SCAC3 |
| 9283 | AMTN | AUTOMETRICS MOTORSPORTS | | | SCAC4 |
| 9284 | AMTO | A & M TRUCKING COMPANY | | | SCAC3 |
| 9285 | AMTO | A & M TRANSPORTATION SERVICES INC | | | SCAC4 |
| 9286 | AMTP | AMERICAN TRANSPORTATION OF CADES IN | | | SCAC3 |
| 9287 | AMTP | ANCHOR MARINE TRANSPORTATION LTD | | | SCAC4 |
| 9288 | AMTPI | ARCELOR MITTAL TUBULAR PRODUCTS SA | | RO | VKM |
| 9289 | AMTPR | ARCELOR MITTAL TUBULAR PRODUCTS ROMAN SA | | RO | VKM |
| 9290 | AMTQ | AMBASSADOR TRUCKING & LEASING CORP | | | SCAC3 |
| 9291 | AMTQ | A & M OF TENNESSEE LLC | | | SCAC4 |
| 9292 | AMTR | AMERICAN TRANSPORT LINES | | | SCAC3 |
| 9293 | AMTR | ARROW MARINE TRANSPORT INC | | | SCAC4 |
| 9294 | AMTRAN | Altoona Metro Transit | | USA | TRAFFIC |
| 9295 | AMTS | AMERITRANS | | | SCAC3 |
| 9296 | AMTS | AMERICA TRANSPORT SYSTEMS INC | | | SCAC4 |
| 9297 | AMTT | AMSCO TRANSPORTATION INC | | | SCAC3 |
| 9298 | AMTT | AMSCO TRANSPORTATION INC | | | SCAC4 |
| 9299 | AMTU | AMT SERVICES SA | | | SCAC3 |
| 9300 | AMTV | AMTRANS INC | | | SCAC3 |
