| 1 | CNJ | Nanjing Airlines | Callsign: Ninghang, | PRC | AVCODES |
| 2 | CNJ | Nanjing Airlines | | | ICAO1 |
| 3 | CNJ | Consolidated Rail Corp. | added 4/1976; 1/1980-1/1994; eliminated 7/1999 | | NAKINA |
| 4 | CNJ | Central R.R. Co. of New Jersey, Robert D. Timpany, Trustee | eliminated 4/1976 | | NAKINA |
| 5 | CNJ | Central R.R. Co. of New Jersey | 8/1920-10/1966 & 1/1975 | | NAKINA |
| 6 | CNJ | Central R.R. Co. of New Jersey | 7/23-10/66 & 1/75 | | NRHS |
| 7 | CNJ | Central R.R. Co. of New Jersey, Robert D. Timpany, Trustee | eliminated 4/76 | | NRHS |
| 8 | CNJ | Consolidated Rail Corp. | added 4/76; 1/80-1/94; eliminated 7/99 | | NRHS |
| 9 | CNJ | CONRAIL [CENTRAL RAILROAD of NEW JERSEY] | | | PWRC |
| 10 | CNJ | Central Railroad of New Jersey (Norfolk Southern) | | | RSRV |
| 11 | CNJ | Central Railroad Company of New Jersey | | USA | TRAFFIC |
| 12 | CNJA | C & J TRAILWAYS | | | SCAC3 |
| 13 | CNJA | CANNING, JAMES | | | SCAC4 |
| 14 | CNJF | C & J TRUCK TRANSPORT INC | | | SCAC3 |
| 15 | CNJG | CARDINAL SCALE MFG CO | | | SCAC4 |
| 16 | CNJL | CRESTLINE LOGISTICS LLC | | | SCAC4 |
| 17 | CNJM | C & J MOVING & STORAGE INC | | | SCAC3 |
| 18 | CNJM | CRUCE INTERNACIONAL JM | | | SCAC4 |
| 19 | CNJN | CARLSON, JON A | | | SCAC3 |
| 20 | CNJP | CONRAD, JOHN P | | | SCAC3 |
| 21 | CNJP | CNJ XPRESS INCORPORATED | | | SCAC4 |
| 22 | CNJR | COON, JOHN R INC | | | SCAC3 |
| 23 | CNJS | CRAIN, JOE S JR INC | | | SCAC4 |
