| 1 | NLG | Nel Cargo | Callsign: Nelcargo, | CI | AVCODES |
| 2 | NLG | NEL Cargo | | | ICAO1 |
| 3 | NLG | Kansas City Southern Ry. Co. | added 7/1994; 7/2000-7/2005 | | NAKINA |
| 4 | NLG | MidLouisiana Rail Corp. | added 1/1988; 1/1994; eliminated 7/1994 | | NAKINA |
| 5 | NLG | North Louisiana & Gulf R.R. Co. | 1/1975-1/1980; eliminated 1/1988 | | NAKINA |
| 6 | NLG | North Louisiana & Gulf R.R. Co. | 1/75-1/80; eliminated 1/88 | | NRHS |
| 7 | NLG | MidLouisiana Rail Corp. | added 1/88; 1/94; eliminated 7/94 | | NRHS |
| 8 | NLG | Kansas City Southern Ry. Co. | added 7/94; 7/2000 | | NRHS |
| 9 | NLG | KANSAS CITY SOUTHERN RAILWAY CO. [MIDLOUISIANA RAIL CORP.; NORTH LOUISIANA & GULF RR] | | | PWRC |
| 10 | NLG | North Louisiana and Gulf Railroad (Kansas City Southern Railway) | | | RSRV |
| 11 | NLG | North Louisiana & Gulf R.R. Co. | | USA | TRAFFIC |
| 12 | NLGC | NATIONAL LOGISTICS GROUP INC | | | SCAC4 |
| 13 | NLGL | NET LOGIS LLC | | | SCAC4 |
| 14 | NLGN | NYJAM LOGISTICS INC | | | SCAC4 |
| 15 | NLGQ | NEAL LOGISTICS LLC | | | SCAC4 |
| 16 | NLGT | NORTHERN LIGHTS TRUCKING INC | | | SCAC4 |
