| 1 | ANS | Air Nostrum L.A.M.S.A. | IATA: YW, Callsign: Nostru Air, ICAO designator changed to ANE. Founded on 23 May 1994. | E | AVCODES |
| 2 | ANS | Andes Lineas Aereas S.A. | IATA: OY, Callsign: Aeroandes, Accounting code 650 recalled by IATA. Designator OY reinstated by IATA | RA | AVCODES |
| 3 | ANS | Andes Lineas Aereas | | | ICAO1 |
| 4 | ANS | Alec and Southern Railway | | USA | TRAFFIC |
| 5 | ANS | ANSETT LOGISTICS S.R.L. | | RO | VKM |
| 6 | ANSA | ANSA I T S INC | | | SCAC4 |
| 7 | ANSB | ANDERSEN STEEL BUILDING INC | | | SCAC3 |
| 8 | ANSB | ANS ENTERPRISE INC | | | SCAC4 |
| 9 | ANSC | ANCO SERVICE CO, INC | | | SCAC3 |
| 10 | ANSE | A & S SERVICE CORPORATION | | | SCAC3 |
| 11 | ANSE | ANDERSON & ANDERSON ENTERPRISES | | | SCAC4 |
| 12 | ANSEHN | | | DDR | TRAFFIC |
| 13 | ANSF | A & S TRANSPORT INC | | | SCAC3 |
| 14 | ANSG | ANTARES SHIPPING CORPORATION | | | SCAC3 |
| 15 | ANSH | ALLIANCE SHIPPERS INC | | | SCAC3 |
| 16 | ANSH | ALLIANCE SHIPPERS INC (INTERMODAL D | | | SCAC4 |
| 17 | ANSI | A & S DELIVERY | | | SCAC3 |
| 18 | ANSJ | Aars - Nibe - Svendstrup Jernbane | 1899 - 1910 | DK | jernbanen.dk |
| 19 | ANSJ | AMERICA NIUGINI SHIPPING CO LTD | | | SCAC3 |
| 20 | ANSJ | ALEMAN SAUCEDO, JOSE | | | SCAC4 |
| 21 | ANSJ | Aars - Nibe - Svendstrup Jernbane | 1899 - 1910 | DK | TRAFFIC |
| 22 | ANSK | ANDERSON TRUCKING (A PARTNERSHIP) | | | SCAC3 |
| 23 | ANSK | A & S TRUCKING | | | SCAC4 |
| 24 | ANSL | ALL NORTH EAST STATES TRUCKING & LE | | | SCAC3 |
| 25 | ANSM | ANT SEACLIPPER LTD OF MALTA | | | SCAC3 |
| 26 | ANSM | ANTARES SHIPMANAGEMENT S A | | | SCAC4 |
| 27 | ANSO | A&N TRANSPORTATION, INC | | | SCAC3 |
| 28 | ANSO | A & N TRANSPORTATION | | | SCAC4 |
| 29 | ANSQ | ANCO SHIPPING COMPANY | | | SCAC3 |
| 30 | ANSR | ANGELES METAL SYSTEMS | | | SCAC3 |
| 31 | ANSR | ANS TRANSPORT SERVICES INC | | | SCAC4 |
| 32 | ANSS | ALLEN & SONS LTD | | | SCAC4 |
| 33 | ANST | ALLENS TRANSFER & STORAGE CO INC | | | SCAC3 |
| 34 | ANST | ALLENS TRANSFER & STORAGE CO INC | | | SCAC4 |
| 35 | ANSU | AKZO NOBEL FUNCTIONAL CHEMICALS PTE | | | SCAC4 |
| 36 | ANSV | ALLEN, SHERMAN V INC | | | SCAC4 |
| 37 | ANSW | A & S TRUCKING SERVICE | | | SCAC3 |
| 38 | ANSX | Ansco Investment Co. | 7/2000-7/2005 (not listed) | | NAKINA |
| 39 | ANSX | Ansco Investment Co. | Jul-00 | | NRHS |
| 40 | ANSX | ANSCO INVESTMENT CO. | | | PWRC |
| 41 | ANSX | Ansco Investment | | | RSRV |
| 42 | ANSY | ANDE SYSTEMS INC | | | SCAC3 |
| 43 | ANSY | ANS SCRAP METAL LTD | | | SCAC4 |
