| 1 | AGL | Air Angouleme | | F | AVCODES |
| 2 | AGL | Air Angouleme | Callsign: Air Angouleme, | F | AVCODES |
| 3 | AGL | Air Galaxy Limited | Callsign: Galaxy Cargo, | BD | AVCODES |
| 4 | AGL | Ardagh Glass Limmared AB | | SE | VKM |
| 5 | AGLA | ANGLO AMERICAN LINE LTD | | | SCAC3 |
| 6 | AGLA | A G L TRANSPORTES | | | SCAC4 |
| 7 | AGLB | ANGLE BROTHERS INC | | | SCAC3 |
| 8 | AGLE | ANGELL'S EXPRESS | | | SCAC3 |
| 9 | AGLE | AUTOFLETES GOMEZ LEAL SA DE CV | | | SCAC4 |
| 10 | AGLF | Knoxville & Holston River R.R. Co., Inc. | added 7/1999; 7/2000-7/2005 | | NAKINA |
| 11 | AGLF | Atlantic and Gulf R.R. Co., Inc. | added 7/1991; 1/1994; eliminated 7/1999 | | NAKINA |
| 12 | AGLF | Atlantic and Gulf R.R. Co., Inc. | added 7/91; 1/94; eliminated 7/99 | | NRHS |
| 13 | AGLF | Knoxville & Holston River R.R. Co., Inc. | added 7/99; 7/2000 | | NRHS |
| 14 | AGLF | KNOXVILLE & HOLSTON RIVER RAILROAD [ATLANTIC AND GULF RAILROAD] | | | PWRC |
| 15 | AGLF | Atlantic and Gulf Railroad (Knoxville and Holston River Railroad) | | | RSRV |
| 16 | AGLF | ATLANTIC & GULF RAILROAD CO INC | | | SCAC3 |
| 17 | AGLG | A & G LEASING | | | SCAC3 |
| 18 | AGLG | AVANCE GAS LTD | | | SCAC4 |
| 19 | AGLH | ARROWHEAD LP GAS | | | SCAC4 |
| 20 | AGLI | AG LOGISTICS LLC | | | SCAC4 |
| 21 | AGLK | ANGLE TRUCKING | | | SCAC3 |
| 22 | AGLK | ANGLE TRUCKING | | | SCAC4 |
| 23 | AGLL | ANGELOS | | | SCAC4 |
| 24 | AGLM | ALEGRE, LAWRENCE M TRUCKING | | | SCAC3 |
| 25 | AGLM | AGUIRRE LOPEZ, VICTOR MANUEL | | | SCAC4 |
| 26 | AGLN | ANGELINA TRANSPORTATION INC | | | SCAC3 |
| 27 | AGLO | AUGUSTA LOGGING EXPORTERS INC | | | SCAC3 |
| 28 | AGLR | ANGEL TOURS | | | SCAC3 |
| 29 | AGLS | AIR GROUND LOGISTICAL SOLUTIONS LLC | | | SCAC4 |
| 30 | AGLT | AGUILAR TRUCKING | | | SCAC3 |
| 31 | AGLT | AGUILAR TRUCKING | | | SCAC4 |
| 32 | AGLU | AGUNSA-AGENCIA UNIVERSALES S.A | | RCH | BIC |
| 33 | AGLU | AGUNSAS-AGENCIAS UNVERSALES SA | | | SCAC4 |
| 34 | AGLX | Andrews Petroleum, Inc. | added 10/1984; 1/1985-7/2005; eliminated 4/2007 | | NAKINA |
| 35 | AGLX | Andrews Gas Liquids Service | added 10/1976; 1/1980; eliminated 10/1984 | | NAKINA |
| 36 | AGLX | Andrews Gas Liquids Service | 1/80; eliminated 10/84 | | NRHS |
| 37 | AGLX | Andrews Petroleum, Inc. | added 10/84; 1/94-7/2000 | | NRHS |
| 38 | AGLX | *ANDREWS GAS LIQUIDS SERVICE (ANDREWS PETROLEUM, INC.) | | | PWRC |
| 39 | AGLX | +LEASECO | | | PWRC |
| 40 | AGLX | Andrews Petroleum | | | RSRV |
| 41 | AGLX | FRANKLYN VENTURES I LLC | | | SCAC4 |
