| 1 | ARL | Airlec air Espace | Callsign: Airlec, Name changed from Airlec - Air Aquitaine Transport | F | AVCODES |
| 2 | ARL | Airlec - Air Aquitaine Transport | | | ICAO1 |
| 3 | ARL | Armour Refrigerator Line (Armour Car Lines) | 7/1935 | | NAKINA |
| 4 | ARL | EXPIRED - [ARMOUR REFRIGERATOR LINE (ACL)] | | | PWRC |
| 5 | ARL | Armour Refrigerator Line | | | RSRV |
| 6 | ARL | Arlesdale Miniature Railway | | GB | TRAFFIC |
| 7 | ARL | AR Logistic Consulting GmbH | | DE | VKM |
| 8 | ARLC | ARTHUR, LAWRENCE C | | | SCAC3 |
| 9 | ARLC | ARMSTRONG RELOCATION | | | SCAC4 |
| 10 | ARLD | ARNOLD TRANSIT COMPANY | | | SCAC3 |
| 11 | ARLD | ARRO LOGISTICA INTEGRAL SA DE CV | | | SCAC4 |
| 12 | ARLE | ALTERNA LOGISTICS INC | | | SCAC4 |
| 13 | ARLF | AIR-LAND FREIGHT SYSTEMS INC | | | SCAC3 |
| 14 | ARLF | AMERILINE TRANSPORT INC | | | SCAC4 |
| 15 | ARLH | AR-LINE TRUCKING (MEDICINE HAT) LTD | | | SCAC3 |
| 16 | ARLH | ARL TRUCKING LTD | | | SCAC4 |
| 17 | ARLI | ARLINGTON TRUCKING COMPANY | | | SCAC3 |
| 18 | ARLI | AREA LOGISTICS INC | | | SCAC4 |
| 19 | ARLIOR | Arriva Liorbus | | SK | TRAFFIC |
| 20 | ARLJ | ALVARADO, RONNIE L JR | | | SCAC3 |
| 21 | ARLK | ARLINGTON TRUCK COMPANY | | | SCAC3 |
| 22 | ARLL | ARKANSAS LOUISIANA LIMESTONE CORPOR | | | SCAC3 |
| 23 | ARLM | ARK-LA MUD CO INC | | | SCAC3 |
| 24 | ARLM | APEX AND ROBERT E LEE MOVING AND ST | | | SCAC4 |
| 25 | ARLN | AIRLIN TRUCKING CO INC | | | SCAC3 |
| 26 | ARLN | ARC LOGISTICS INC | | | SCAC4 |
| 27 | ARLN | Arriva London North | | GB | TRAFFIC |
| 28 | ARLO | ARMSTRONG, LOGAN R | | | SCAC3 |
| 29 | ARLP | ARISTOCRAT LIMOUSINE SERVICE INC | | | SCAC3 |
| 30 | ARLQ | ARCO TRUCK LINES | | | SCAC3 |
| 31 | ARLQ | AIR LOGISTICS SERVICES INC | | | SCAC4 |
| 32 | ARLR | ARLINGTON MOVERS-STORAGE INC | | | SCAC3 |
| 33 | ARLR | ANDERSEN RACING LLC | | | SCAC4 |
| 34 | ARLS | ARLINGTON SALVAGE AND WRECKER COMPA | | | SCAC3 |
| 35 | ARLS | ARLINGTON SALVAGE AND WRECKER COMPA | | | SCAC4 |
| 36 | ARLS | Arriva London South | | GB | TRAFFIC |
| 37 | ARLU | A&R Logistics | | | RSRV |
| 38 | ARLU | ARMADA LINES LTD. | | | SCAC3 |
| 39 | ARLU | A & R INTERMODAL INC | | | SCAC4 |
| 40 | ARLV | AREA DELIVERY SERVICE | | | SCAC3 |
| 41 | ARLV | ARIEL SHIPPING CORPORATION | | | SCAC4 |
| 42 | ARLW | A & R LEASING INC | | | SCAC3 |
| 43 | ARLX | Armour and Co. | added 7/1969; 4/1970-1/1975; eliminated 1/1978 | | NAKINA |
| 44 | ARLX | A&R Leasing LLC | 7/2005 (not listed) | | NAKINA |
| 45 | ARLX | Armour Car Lines | eliminated 7/1969 | | NAKINA |
| 46 | ARLX | Armour Refrigerator Line | 10/1966 | | NAKINA |
| 47 | ARLX | Armour Refrigerator Line (Armour Car Lines) | 7/1935-7/1965 | | NAKINA |
| 48 | ARLX | Armour Car Lines (Armour Refrigerator Line) | 4/38-7/65 | | NRHS |
| 49 | ARLX | Armour Car Lines | eliminated 7/69 | | NRHS |
| 50 | ARLX | Armour and Co. | added 7/69; 4/70-1/75; eliminated 1/78 | | NRHS |
| 51 | ARLX | *ARMOUR AND CO. [ARMOUR REFRIGERATOR LINE (ACL)] | | | PWRC |
| 52 | ARLX | +A & R LEASING LLC | | | PWRC |
| 53 | ARLX | ARMOUR REFRIGERATOR LINE | | | SCAC3 |
| 54 | ARLX | A & R LEASING LIMITED LIABILITY COR | | | SCAC4 |
| 55 | ARLX | Armour Refrigerator Line | Real: ARL | USA | TRAFFIC |
| 56 | ARLY | ATLANTIC RELOCATION SYSTEMS | | | SCAC4 |
