| 301 | AAFO | AMERICAN AIRLINES INC | | | SCAC3 |
| 302 | AAFQ | ALLIED ALLIANCE FORWARDING INC | | | SCAC3 |
| 303 | AAFR | ACTION AIR FREIGHT SERVICES INC | | | SCAC4 |
| 304 | AAFS | AMERICAN AIRLINES INC (AIR CODE AA) | | | SCAC4 |
| 305 | AAFT | ANDRETTI AUTOSPORT FIVE (5) INC | | | SCAC4 |
| 306 | AAFU | BUNDESMINISTERIUM FUR LANDESVERTEIDIGUNG | | A | BIC |
| 307 | AAFU | BUNDESMINISTERIUM FUR LANDESVERTEID | | | SCAC4 |
| 308 | AAFV | AAA TRANSFER INC | | | SCAC3 |
| 309 | AAFW | ALL-AMERICAN FORWARDING INC | | | SCAC3 |
| 310 | AAFY | AAF FREIGHT SYSTEMS INC | | | SCAC3 |
| 311 | AAFZ | AA FERTILIZER | | | PWRC |
| 312 | AAG | Air Atlantique | Callsign: Atlantic, Name changed to Atlantic Air Transport Ltd. | GB | AVCODES |
| 313 | AAG | Air Atlantique (General Aviation Services Ltd.) | IATA: DG, Callsign: Atlantic, Designator DG recalled by IATA | GB | AVCODES |
| 314 | AAG | Air Atlantique (General Aviation Services Ltd.) | Callsign: Atlantic, Name changed to Air Atlantique d/b/a Atlantic Air Transport Ltd. | GB | AVCODES |
| 315 | AAG | Atlantic Air Transport Ltd | IATA: 7M, Callsign: Atlantic, Designator 7M recalled by IATA | GB | AVCODES |
| 316 | AAG | Atlantic Air Transport Ltd | Callsign: Atlantic, Merged into from The RVL Group (Reconnaissance Ventures Limited Group). Designator 7M recalled by IATA | GB | AVCODES |
| 317 | AAG | Alpha Air LLC | | UA | AVCODES |
| 318 | AAG | Armenian Airlines LLC | IATA: JI, Callsign: Apriocot, AOC granted on 27 December 2022. | AM | AVCODES |
| 319 | AAG | Air Atlantique | IATA: KI | | ICAO1 |
| 320 | AAGA | AMTRANS AGENCIA MARITIMA LTDA | | | SCAC3 |
| 321 | AAGA | AMERASIAN LOGISTICS CARGO LLC | | | SCAC4 |
| 322 | AAGB | ALLEN AND SON MOVING/STORAGE | | | SCAC4 |
| 323 | AAGC | AA CARTAGE INC | | | SCAC3 |
| 324 | AAGE | A & G EXPRESS | | | SCAC3 |
| 325 | AAGG | AAA RIGGING & STORAGE INC | | | SCAC3 |
| 326 | AAGG | AGENCIA ADUANAL GUTIERREZ Y GUTIERR | | | SCAC4 |
| 327 | AAGH | ANDOC AG SERVICES INC | | | SCAC3 |
| 328 | AAGI | ALL AMERICAN MOVERS OF GOLDSBORO IN | | | SCAC3 |
| 329 | AAGI | ALL AMERICAN MOVERS OF GOLDSBORO IN | | | SCAC4 |
| 330 | AAGJ | A & A LOGISTICS LLC | | | SCAC4 |
| 331 | AAGK | ALSTAR LOGISTICS LLC | | | SCAC4 |
| 332 | AAGL | AGL TRUCKING CORP | | | SCAC4 |
| 333 | AAGL | Autobus AG Liestal | | CH | TRAFFIC |
| 334 | AAGO | AARON EXPRESS INC | | | SCAC3 |
| 335 | AAGO | AURORA GEOSCIENCES LTD | | | SCAC4 |
| 336 | AAGP | ASA MANAGEMENT CORPORATION | | | SCAC3 |
| 337 | AAGP | A S A MANAGEMENT CORP | | | SCAC4 |
| 338 | AAGQ | A & G TRANSPORTATION | | | SCAC3 |
| 339 | AAGQ | A R A LOGISTICS INC | | | SCAC4 |
| 340 | AAGR | ATLANTIS AGENCY CORPORATION | | | SCAC3 |
| 341 | AAGS | ASSURED AGGREGATES COMPANY INC | | | SCAC4 |
| 342 | AAGS | Auto AG Schwyz | | CH | TRAFFIC |
| 343 | AAGU | ROLLS-ROYCE SOLUTIONS RUHSTORF GMBH | | D | BIC |
| 344 | AAGU | Auto AG Uri | | CH | TRAFFIC |
| 345 | AAGV | ALPHA LOGISTICS INC | | | SCAC4 |
| 346 | AAGW | AAA GROUP | | | SCAC4 |
| 347 | AAGY | AAA TRAVEL AGENCY | | | SCAC3 |
| 348 | AAGY | AMP AGENCY | | | SCAC4 |
| 349 | AAH | Aloha Airlines, Inc. | IATA: AQ, Callsign: Aloha, IATA Prefix: 327, Ceased Operations on 31 March 2008. IATA designator changed from TS | USA | AVCODES |
| 350 | AAH | Aloha Airlines, Inc. | IATA: TS, Callsign: Aloha, IATA designator changed to AQ | USA | AVCODES |
| 351 | AAH | Aeko Kula, Inc d/b/a Aloha Air Cargo | IATA: KH, Callsign: Aloha, IATA Prefix: 687, | USA | AVCODES |
| 352 | AAH | Aloha Airlines | IATA: AQ | | ICAO1 |
| 353 | AAHB | A & ARCH TRANSPORT INC | | | SCAC3 |
| 354 | AAHB | AAA LOBSTER LLC | | | SCAC4 |
| 355 | AAHC | ANAHUAC TRANSPORT INC | | | SCAC4 |
| 356 | AAHD | AL-AHMADIAH CO TRAVEL & TOURISM | | | SCAC3 |
| 357 | AAHF | A & H FREIGHT CO | | | SCAC3 |
| 358 | AAHF | A & H FREIGHT CO | | | SCAC4 |
| 359 | AAHG | ALL ABOUT HOTSHOT LLC | | | SCAC4 |
| 360 | AAHH | ALPINE ACRES | | | SCAC4 |
| 361 | AAHI | A & H INC | | | SCAC3 |
| 362 | AAHJ | ALL LANE TRUCKING LLC | | | SCAC4 |
| 363 | AAHK | ALL AMERICAN TRUCKING | | | SCAC4 |
| 364 | AAHL | AMERICAN AUTO HAULERS INC | | | SCAC3 |
| 365 | AAHM | AA MOTOR HOME TRANSPORT | | | SCAC3 |
| 366 | AAHM | ARPIN AMERICA HOUSTON MOVERS LLC | | | SCAC4 |
| 367 | AAHO | AAA TRANSPORTS | | | SCAC3 |
| 368 | AAHP | AAA SHIPPING LINES CORP | | | SCAC4 |
| 369 | AAHQ | ALL AMERICAN CARRIERS INC | | | SCAC4 |
| 370 | AAHR | A & A CHARTERS | | | SCAC3 |
| 371 | AAHV | A & A TRANSFER CO INC | | | SCAC3 |
| 372 | AAHV | ALL AROUND HOT SHOT SERVICES | | | SCAC4 |
| 373 | AAHW | A & A MOTORCOACH | | | SCAC3 |
| 374 | AAHW | A & A MOTORCOACH | | | SCAC4 |
| 375 | AAHY | ALL AMERICAN HEATING SERVICES LLC | | | SCAC4 |
| 376 | AAI | Air Aurora | IATA: AX, Callsign: Borealis, Designator AX recalled by IATA | USA | AVCODES |
| 377 | AAI | Air Aurora | Callsign: Borealis, Designator AX recalled by IATA | USA | AVCODES |
| 378 | AAI | Air Aurora | | | ICAO1 |
| 379 | AAIA | AIRLIFT ASIA INC | | | SCAC4 |
| 380 | AAIE | ALG Admiral | | | SCAC2 |
| 381 | AAIE | ALG ADMIRAL INC | | | SCAC4 |
| 382 | AAIF | A & A INTERNATIONA FREIGHT FORWARDE | | | SCAC4 |
| 383 | AAIG | ATP AGRI-SERVICES INC | | | SCAC4 |
| 384 | AAIH | ALL AMERICAN TRANSPORT CO | | | SCAC3 |
| 385 | AAII | ADVANCE AUTOMOTIVE INDUSTIRES INC | | | SCAC4 |
| 386 | AAIJ | ALL ACCESS INTERNATIONAL INC | | | SCAC4 |
| 387 | AAIM | AACTION MOVERS | | | SCAC3 |
| 388 | AAIM | AACTION MOVERS | | | SCAC4 |
| 389 | AAIN | AMTRANS INC | | | SCAC3 |
| 390 | AAIN | AMEPA AMERICA INC | | | SCAC4 |
| 391 | AAIP | A & A TRUCKING INC | | | SCAC3 |
| 392 | AAIQ | AIR AMERICA TRANSPORTATION INC | | | SCAC3 |
| 393 | AAIQ | ABX AIR INC | | | SCAC4 |
| 394 | AAIR | ACTIVE AIR FREIGHT LLC | | | SCAC4 |
| 395 | AAIS | A & A IRON & METALS | | | SCAC4 |
| 396 | AAIT | ATLANTIC ALLIANCE TRANS INC | | | SCAC4 |
| 397 | AAIU | A.A SHIPPING LTD | | IL | BIC |
| 398 | AAIU | ALUMINERIE ALOUETTE INC | | | SCAC4 |
| 399 | AAIV | ATLANTA AIR CARGO INC | | | SCAC3 |
| 400 | AAIV | ANDERSON AEROMOTIVE INC | | | SCAC4 |
