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
G& G0 G1 G2 G3 G4 G5 G6 G7 G8 G9 GA GB GC GD GE GF GG GH GI GJ GK GL GM GN GO GP GQ GR GS GT GU GV GW GX GY GZ
GDA GDB GDC GDD GDE GDF GDG GDH GDI GDJ GDK GDL GDM GDN GDO GDP GDQ GDR GDS GDT GDV GDW GDX GDY
GDCE GDCG GDCH GDCI GDCM GDCN GDCO GDCS GDCT GDCX GDCY
1 GDCX General American Marks Co. added 1/1998; 7/2000-7/2005   NAKINA
2 GDCX General American Transportation Corp. added 7/1960; 4/1961-1/1994; eliminated 1/1998   NAKINA
3 GDCX General American Transportation Corp. added 7/60; 4/61-1/94; eliminated 1/98   NRHS
4 GDCX General American Marks Co. added 1/98; 7/2000   NRHS
5 GDCX GENERAL AMERICAN MARKS COMPANY {GENERAL AMERICAN TRANSPORTATION CORP.]     PWRC
6 GDCX General American Marks (GATX Corporation)     RSRV