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
D D& D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 DA DB DC DD DE DF DG DH DI DJ DK DL DM DN DO DP DQ DR DS DT DU DV DW DX DY DZ
DR& DRA DRB DRC DRD DRE DRF DRG DRH DRI DRJ DRK DRL DRM DRN DRO DRP DRQ DRR DRS DRT DRU DRV DRW DRX DRY DRZ
DRGC DRGE DRGK DRGL DRGM DRGO DRGP DRGQ DRGR DRGS DRGT DRGW DRGX
1 DRGW Union Pacific R.R. Co. added 7/1997; 7/2000-7/2005   NAKINA
2 DRGW Denver & Rio Grande Western R.R. Co. 1/1975-1/1994; eliminated 7/1997   NAKINA
3 DRGW (D&RGW) Denver & Rio Grande Western R.R. Co. 4/1970   NAKINA
4 DRGW (D&RGW) Denver & Rio Grande Western R.R. Co. Apr-70   NRHS
5 DRGW Denver & Rio Grande Western R.R. Co. 1/75-1/94; eliminated 7/97   NRHS
6 DRGW Union Pacific R.R. Co. added 7/97; 7/2000   NRHS
7 DRGW UP [SP] [DENVER & RIO GRANDE WESTERN]     PWRC
8 DRGW Denver and Rio Grande Western Railroad (Union Pacific Railroad)     RSRV
9 DRGW Denver & Rio Grande Western Railroad   USA TRAFFIC