| 1 | ARQ | Armstrong Air, Inc. | Callsign: Armstrong, | CDN | AVCODES |
| 2 | ARQ | Ark Airways LLC | IATA: ZQ, Callsign: Ark Airways, IATA Prefix: 327, Founded in 2010. Ceased operations. | AM | AVCODES |
| 3 | ARQ | Airco Aircraft Charters Ltd. | Callsign: Airco, | CDN | AVCODES |
| 4 | ARQ | Armstrong Air, Inc. | | | ICAO1 |
| 5 | ARQA | A R M & ASSOCIATES | | | SCAC3 |
| 6 | ARQA | ARA TRANSPORT LLC | | | SCAC4 |
| 7 | ARQB | ARBOR OIL LLC | | | SCAC4 |
| 8 | ARQC | ATLANTIC REEFER CORP | | | SCAC3 |
| 9 | ARQC | ARQUITECTURA EN GRANITO Y MARMOL SA | | | SCAC4 |
| 10 | ARQE | ARI LOGISTICS LLC (VARNEDOE) | | | SCAC4 |
| 11 | ARQF | AIR & ROAD LOGISTICS LLC | | | SCAC4 |
| 12 | ARQG | ARMS TRUCKING CO, THE | | | SCAC4 |
| 13 | ARQH | ACR COACH | | | SCAC4 |
| 14 | ARQI | ARES CONTAINER LINE INC LOS ANGELES | | | SCAC3 |
| 15 | ARQI | ALLROUND LOGISTICS INC | | | SCAC4 |
| 16 | ARQJ | ARTEL TRUCKING CORP | | | SCAC4 |
| 17 | ARQL | ARIES TRANSPORT CO LTD MONROVIA LIB | | | SCAC3 |
| 18 | ARQL | ARI LOGISTICS LLC | | | SCAC4 |
| 19 | ARQM | ARNELL MOTOR COMPANY | | | SCAC3 |
| 20 | ARQM | ACE ROTO-MOLD | | | SCAC4 |
| 21 | ARQN | ARAN TRADING LTD | | | SCAC4 |
| 22 | ARQO | ARTS CART | | | SCAC3 |
| 23 | ARQP | AMERICAN TRANSPORT CORP | | | SCAC3 |
| 24 | ARQR | AIRPORT CONNECTIONS INC | | | SCAC4 |
| 25 | ARQT | ARNDT TRUCKING INC | | | SCAC3 |
| 26 | ARQT | ARTESANIAS | | | SCAC4 |
| 27 | ARQU | AROCON (MARINE) LTD. | | | SCAC3 |
| 28 | ARQV | ARK DISPATCH SERVICES | | | SCAC4 |
| 29 | ARQW | ARTIC SHIPPING COMPANY | | | SCAC3 |
