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
DT& DTA DTB DTC DTD DTE DTF DTG DTH DTI DTJ DTK DTL DTM DTN DTO DTP DTQ DTR DTS DTT DTU DTV DTW DTX DTY DTZ
DTRA DTRC DTRD DTRE DTRF DTRG DTRH DTRI DTRJ DTRO DTRP DTRQ DTRR DTRS DTRU DTRV DTRW DTRY
1 DTRR Danbury Terminal Rail Road Co., Inc. 7/2005   NAKINA
2 DTRR Danbury Terminal R.R. Co. 7/2000   NAKINA
3 DTRR Housatonic R.R. Co., Inc. added 7/1997; eliminated 10/1997   NAKINA
4 DTRR Danbury Terminal R.R. Co. added 4/1993; 1/1994; eliminated 7/1997   NAKINA
5 DTRR Danbury Terminal R.R. Co. added 4/93; 1/94; eliminated 7/97   NRHS
6 DTRR Housatonic R.R. Co., Inc. added 7/97; eliminated 10/97   NRHS
7 DTRR Danbury Terminal R.R. Co. Jul-00   NRHS
8 DTRR HOUSATONIC RAIL ROAD CO. [DANBURY TERMINAL RAILROAD CO.]     PWRC
9 DTRR Danbury Terminal Railroad (Housatonic Railroad)     RSRV