| 1 | AGA | New Georgia Ltd | Callsign: Agair, Name changed to AG Air Ltd | GE | AVCODES |
| 2 | AGA | Aeronaves Del Centro | IATA: AG, Designator AG recalled by IATA | YV | AVCODES |
| 3 | AGA | AG Air Ltd | Callsign: Geoline, AOC suspended by Georgian CAA on 13 January 2014. Name changed from New Georgia Ltd | GE | AVCODES |
| 4 | AGA | Aeronaves Del Centro | | | ICAO1 |
| 5 | AGA | AGA Gas AB | | SE | VKM |
| 6 | AGAA | AMERICAN GOLD SEAFOODS | | | SCAC4 |
| 7 | AGAB | ARGONAUT AB | | | SCAC3 |
| 8 | AGAB | ARGONAUT AB | | | SCAC4 |
| 9 | AGAE | ARGENTS EXPRESS GROUP | | | SCAC4 |
| 10 | AGAF | ANDRETTI AUTOSPORT HOLDING COMPANY | | | SCAC4 |
| 11 | AGAI | AGATE TRANSPORT INC | | | SCAC3 |
| 12 | AGAL | AGA LOGISICS INC | | | SCAC4 |
| 13 | AGAN | AAG TRANSPORTATION SERVICES INC | | | SCAC4 |
| 14 | AGAO | AERO LOGISTICS | | | SCAC4 |
| 15 | AGAP | ANGAD TRANSPORT | | | SCAC4 |
| 16 | AGAQ | AUGUSTA TRANSFER AND STORAGE | | | SCAC3 |
| 17 | AGAQ | AG SOURCE INC | | | SCAC4 |
| 18 | AGAR | AGAR, J L | | | SCAC3 |
| 19 | AGAR | ANDGAR CORPORATION | | | SCAC4 |
| 20 | AGAS | AGRA TRANSPORT SERVICE INC | | | SCAC3 |
| 21 | AGAS | AL'S GAS COMPANY | | | SCAC4 |
| 22 | AGAU | LINDE GAS BENELUX | | NL | BIC |
| 23 | AGAU | AGA GAS B.V. | | | SCAC3 |
| 24 | AGAU | HOEKLOOS BV | | | SCAC4 |
| 25 | AGAX | Anchor Gasoline Corp. | added 4/1954; 7/1954-10/1966; eliminated 1/1967 | | NAKINA |
| 26 | AGAX | Anchor Gasoline Corp. | added 4/54; 10/57-10/66; eliminated 1/67 | | NRHS |
| 27 | AGAX | ANCHOR GASOLINE CORP. | | | PWRC |
| 28 | AGAX | ANCHOR GASOLINE CORP | | | SCAC3 |
