| 1 | AMH | Alan Mann Helicopters Ltd. | Callsign: Mann, Ceased operations. | GB | AVCODES |
| 2 | AMH | Alan Mann Helicopters Ltd. | | | ICAO1 |
| 3 | AMH | ARCELOR MITTAL HUNEDOARA SA | | RO | VKM |
| 4 | AMHA | AMA TRANSPORTATION LLC | | | SCAC4 |
| 5 | AMHB | AMC TRAVEL SERVICE | | | SCAC3 |
| 6 | AMHB | ALMACENES MIRAMAR SA DE CV | | | SCAC4 |
| 7 | AMHC | ADVANCED MOBILE HOME CARRIERS CO IN | | | SCAC3 |
| 8 | AMHD | AMERICAN HARDWOODS INC | | | SCAC3 |
| 9 | AMHF | AMHOF TRUCKING INC (A DIV OF AMHOF | | | SCAC3 |
| 10 | AMHF | AMHOF TRUCKING INC | | | SCAC4 |
| 11 | AMHG | AMH ENTERPRISES INC | | | SCAC3 |
| 12 | AMHG | AUTOLINEAS MH SA DE CV | | | SCAC4 |
| 13 | AMHH | ACE MOBILE HOME PARK AND SERVICE | | | SCAC3 |
| 14 | AMHH | AVAILABLE MATERIAL HANDLING LLC | | | SCAC4 |
| 15 | AMHI | ALASKA MOBILE HOME TRANSPORTING | | | SCAC3 |
| 16 | AMHI | AMERICAN HIGHWAY INC | | | SCAC4 |
| 17 | AMHJ | AMERICAN MOBILE HOME TRANSIT INC | | | SCAC3 |
| 18 | AMHK | ATWELL MOBILE HOMES | | | SCAC3 |
| 19 | AMHL | AMHERST LIMOUSINE SERVICE | | | SCAC3 |
| 20 | AMHM | ACE MOBILE HOMES TRANSPORT | | | SCAC3 |
| 21 | AMHM | ALL MODES TRANSPORT | | | SCAC4 |
| 22 | AMHN | ALS MANUFACTURED HOUSING | | | SCAC3 |
| 23 | AMHP | ABLE MOBILE HOME TRANSPORT | | | SCAC3 |
| 24 | AMHQ | ACE MOBILE HOME MOVERS | | | SCAC3 |
| 25 | AMHR | Landisville R.R., Inc. | added 7/1984; 1/1985-7/2000; eliminated 4/2002; 7/2005 | | NAKINA |
| 26 | AMHR | Amherst Industries, Inc. | added 10/1982; eliminated 7/1984 | | NAKINA |
| 27 | AMHR | Amherst Industries, Inc. | added 10/82; eliminated 7/84 | | NRHS |
| 28 | AMHR | Landisville R.R., Inc. | added 7/84; 1/94-7/2000 | | NRHS |
| 29 | AMHR | *AMHERST INDUSTRIES | | | PWRC |
| 30 | AMHR | +LANDISVILLE RAILROAD, INC. | | | PWRC |
| 31 | AMHR | Amherst Industries (Landisville Railroad) | | | RSRV |
| 32 | AMHR | LANDISVILLE RAILROAD INC (FORMERLY | | | SCAC3 |
| 33 | AMHR | A & M LOGISTICS INC | | | SCAC4 |
| 34 | AMHS | ALL AMERICAN MOBILE HOME MOVERS INC | | | SCAC3 |
| 35 | AMHS | AMH ENTERPRISES LLC | | | SCAC4 |
| 36 | AMHT | AMERICAN HOLIDAY TRANSCONTINENTAL I | | | SCAC3 |
| 37 | AMHT | AM TRANSPORT | | | SCAC4 |
| 38 | AMHU | AMITIS DENIZCILIK ULUSLARARASI LOJISTIIK MAKINE SANAYI VE TICARET LIMITED ŞIRKETI | | TR | BIC |
| 39 | AMHV | AMERICAN HOLIDAY VAN LINES, INC | | | SCAC3 |
| 40 | AMHV | AMERICAN HOLIDAY VAN LINES INC | | | SCAC4 |
| 41 | AMHW | AMERICAN MOTORCOACHES INC | | | SCAC4 |
