| 1 | CNCX | Arcadian Corp. | added 7/1990; 1/1994; eliminated 7/2006 | | NAKINA |
| 2 | CNCX | Columbia Nitrogen Corp. | added 1/1963; 7/1965-1/1980; eliminated 7/1990 | | NAKINA |
| 3 | CNCX | Central Commercial Co. | 8/1920-7/1923 | | NAKINA |
| 4 | CNCX | Columbia Nitrogen Corp. | 7/65-1/80; eliminated 7/90 | | NRHS |
| 5 | CNCX | Arcadian Corp. | added 7/90; 1/94 | | NRHS |
| 6 | CNCX | *CENTRAL COMMERCIAL CO. | | | PWRC |
| 7 | CNCX | *ARCADIAN CORPORATION [COLUMBIA NITROGEN CORP.] | | | PWRC |
| 8 | CNCX | Columbia Nitrogen Corporation | | | RSRV |
| 9 | CNCX | COLUMBIA NITROGEN CORP | | | SCAC3 |
| 10 | CNCX | CN + CX | | NL | TRAFFIC |