| 1 | AMI | Air Maldives Limited | IATA: L6, Callsign: Air Maldives, IATA Prefix: 900, Founded on 01 October 1974. Ceased operations during 2000. | MV | AVCODES |
| 2 | AMI | Air Manila, Inc. | IATA: UM, Callsign: Airman, Founded in 1964. Merged into Philippine Airlines during 1973. | RP | AVCODES |
| 3 | AMI | Air America, Inc. | Callsign: Airmek, | PRI | AVCODES |
| 4 | AMI | Air Maldives | | | ICAO1 |
| 5 | AMIA | AMERICAN COACH LINES OF MIAMI INC | | | SCAC4 |
| 6 | AMIC | AMICK TRANSFER & STORAGE CO | | | SCAC3 |
| 7 | AMID | AMERFORD INTERNATIONAL CORPORATION | | | SCAC3 |
| 8 | AMIE | AMERICAN INDIANHEAD EXPRESS, INC | | | SCAC3 |
| 9 | AMIE | AIMEE TRANSFER | | | SCAC4 |
| 10 | AMIF | A & M INTERNATIONAL | | | SCAC4 |
| 11 | AMIG | A MOVING SERVICE | | | SCAC3 |
| 12 | AMIG | AMASS INTERNATIONAL GROUP INC | | | SCAC4 |
| 13 | AMIH | AMI FOODS INC | | | SCAC3 |
| 14 | AMII | AMERICAN TRANSFER CO | | | SCAC3 |
| 15 | AMIJ | AMERICAN INTERSTATE | | | SCAC3 |
| 16 | AMIJ | AUTOHAUS MOTORSPORTS INC | | | SCAC4 |
| 17 | AMIL | ADMIRAL MOVING & STORAGE INC | | | SCAC3 |
| 18 | AMIM | AMERICAN IMAGE MOVING COMPANY | | | SCAC3 |
| 19 | AMIN | AYERSHIRE MINE | | | PWRC |
| 20 | AMIN | ADAMS MONCRIEF TRANSPORTS INC | | | SCAC4 |
| 21 | AMIO | ADMIRAL MOVING & STORAGE | | | SCAC3 |
| 22 | AMIO | ADMIRAL MOVERS INC | | | SCAC4 |
| 23 | AMIP | AMERICAN INDEPENDENT EXPRESS | | | SCAC3 |
| 24 | AMIQ | AMERICAN WAREHOUSING CORP | | | SCAC3 |
| 25 | AMIQ | ALL AMERICAN CLASSIC TRUCKING INC | | | SCAC4 |
| 26 | AMIR | AMERICAN INTERSTATE DRIVEAWAY INC | | | SCAC3 |
| 27 | AMIR | ADAMS NURSERIES INC | | | SCAC4 |
| 28 | AMIS | AMNAV MARITIME SERVICES | | | SCAC4 |
| 29 | AMIT | ARAMEX INTERNATIONAL COURIER LTD | | | SCAC4 |
| 30 | AMIU | AMLF LOGISTICS PVT LTD | | IND | BIC |
| 31 | AMIU | AMERICAN MARINE INDUSTRIES | | | PWRC |
| 32 | AMIU | American Marine Industries | | | RSRV |
| 33 | AMIU | AMERICAN MARINE INDUSTRY | | | SCAC3 |
| 34 | AMIV | AVANTI MOTOR CARRIERS INC | | | SCAC4 |
| 35 | AMIW | ANCHOR MOVING SYSTEMS | | | SCAC3 |
| 36 | AMIW | ANCHOR MOVING SYSTEMS | | | SCAC4 |
| 37 | AMIX | Railcar Leasing Specialists, Inc. | added 1/1993; 1/1994-7/2005; eliminated 1/2008 | | NAKINA |
| 38 | AMIX | Apollo Metals, Inc. | 4/1970-1/1975; eliminated 7/1979 | | NAKINA |
| 39 | AMIX | Apollo Metals, Inc. | 4/70-1/75; eliminated 7/79 | | NRHS |
| 40 | AMIX | Railcar Leasing Specialists, Inc. | added 1/93; 1/94-7/2000 | | NRHS |
| 41 | AMIX | *APOLLO METALS, INC. | | | PWRC |
| 42 | AMIX | +RAILCAR LEASING SPECIALISTS, INC. | | | PWRC |
| 43 | AMIX | Apollo Metals (Railcar Leasing Specialists) | | | RSRV |
| 44 | AMIX | RAILCAR LEASING SPECIALISTS, INC. | | | SCAC4 |
| 45 | AMIXO | Amixo AB | | SE | VKM |
| 46 | AMIY | A M TRANSPORTATION, INC | | | SCAC3 |
| 47 | AMIZ | *AMERICAN MARINE INDUSTRIES | | | PWRC |
| 48 | AMIZ | *ANTELOPE MINE | | | PWRC |
| 49 | AMIZ | American Marine Industries | | | RSRV |
| 50 | AMIZ | AMERICAN MARINE INDUSTRY | | | SCAC3 |
| 51 | AMIZ | AMERICAN MARINE INDUSTRIES | | | SCAC4 |
