Real world company prefixes

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M n O P Q R S T U V W X Y Z Ø
C& C0 C1 C2 C3 C4 C5 C6 C7 C8 C9 CA CB CC CD CE CF CG CH CI CJ CK CL CM CN CO CP CQ CR CS CT CU CV CW CX CY CZ
CO& COA COB COC COD COE COF COG COH COI COJ COK COL COM CON COO COP COQ COR COS COT COU COV COW COX COY COZ
COLA COLB COLC COLE COLH COLI COLJ COLN COLO COLP COLR COLT COLU COLV COLW COLX COLY COLZ
1 COLX Alliant Energy added 4/2000; 7/2000-7/2005   NAKINA
2 COLX Wisconsin Power & Light Co. 1/1994 (not listed)   NAKINA
3 COLX North American Car Corp. added 1/1966; 10/1966-1/1980; eliminated 7/1982   NAKINA
4 COLX Collins Construction Co. 1/1950-1/1952; eliminated 7/1953   NAKINA
5 COLX Collins Construction Co. Jan-52   NRHS
6 COLX North American Car Corp. added 1/66; 10/66-1/80; eliminated 7/82   NRHS
7 COLX Wisconsin Power & Light Co. Jan-94   NRHS
8 COLX Alliant Energy added 4/2000; 7/2000   NRHS
9 COLX *COLLINS CONSTRUCTION CO.     PWRC
10 COLX *NORTH AMERICAN CAR CORP.     PWRC
11 COLX +ALLIANT ENERGY (WISX) (WISCONSIN POWER & LIGHT COMPANY)     PWRC
12 COLX Collins Construction Co. (Alliant Energy)     RSRV
13 COLX ALLIANT ENERGY     SCAC4