| 1 | NLC | Nelair Charter (PTY) Ltd. | Callsign: Nelair, | ZA | AVCODES |
| 2 | NLC | Nelair Charters | | | ICAO1 |
| 3 | NLC | Missouri Pacific System | eliminated 1/1979 | | NAKINA |
| 4 | NLC | New Orleans and Lower Coast R.R. Co. | 1/1950-10/1966 & 1/1975 | | NAKINA |
| 5 | NLC | New Orleans and Lower Coast R.R. Co. | 1/52-10/66 & 1/75 | | NRHS |
| 6 | NLC | Missouri Pacific System | eliminated 1/79 | | NRHS |
| 7 | NLC | MISSOURI PACIFIC RAILROAD [NEW ORLEANS & LOWER COAST RR] | | | PWRC |
| 8 | NLCA | NORTH LOUISIANA CRANES LLC | | | SCAC4 |
| 9 | NLCB | NORTHLAND CHARTER BUS SERVICE | | | SCAC3 |
| 10 | NLCB | NORTHLAND CHARTER BUS SERVICE | | | SCAC4 |
| 11 | NLCH | NORTHLAND COACHES | | | SCAC3 |
| 12 | NLCL | Northern Lands Railway (Neyveli Lignite Corporation Limited) | | | RSRV |
| 13 | NLCL | NOVA LUMBER CO LTD | | | SCAC3 |
| 14 | NLCL | NOVA LUMBER CO LTD | | | SCAC4 |
| 15 | NLCM | NORTHWAY LIGNIN CHEMICAL | | | SCAC4 |
| 16 | NLCO | N L C TRANSPORT | | | SCAC4 |
| 17 | NLCQ | NEILL, L., CARTAGE CO. | | | SCAC3 |
| 18 | NLCQ | NEILL, L CARTAGE COMPANY INC | | | SCAC4 |
| 19 | NLCR | NATIONAL COURIER | | | SCAC3 |
| 20 | NLCT | NLC TRANSPORTATION LLC | | | SCAC4 |
| 21 | NLCU | LVNF NUCLEAR & LOGISTIC CONSULTING | | F | BIC |
| 22 | NLCV | NAURI LOGISTICS CO LTD | | | SCAC4 |
| 23 | NLCX | Namarib Ltd. Corp. | 4/1947 | | NAKINA |
| 24 | NLCX | Namarib Co. | 1/1950-7/1954; eliminated 4/1957 | | NAKINA |
| 25 | NLCX | Newberry Lumber & Chemical Co. | 1/1945-1/1946 | | NAKINA |
| 26 | NLCX | Namarib Co. | 1/52; eliminated 4/57 | | NRHS |
| 27 | NLCX | NAMARIB CO. [NEWBERRY LUMBER & CHEMICAL CO.] | | | PWRC |
