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
DRDA DRDH DRDI DRDJ DRDK DRDL DRDN DRDQ DRDS DRDT DRDV DRDW DRDX DRDY
1 DRDX The Duredo Co. added 7/1979; 1/1980; eliminated 4/1986   NAKINA
2 DRDX Duredo Co. (John H. Grace Co.) 1/1950-1/1975; eliminated 7/1979   NAKINA
3 DRDX Duredo Co., care of John H. Grace Co. 4/1947   NAKINA
4 DRDX Detroit Reduction Co. 7/1935-4/1938   NAKINA
5 DRDX Detroit Reduction Co. Apr-38   NRHS
6 DRDX Duredo Co. (John H. Grace Co.) 1/52-1/75; eliminated 7/79   NRHS
7 DRDX The Duredo Co. added 7/79; 1/80; eliminated 4/86   NRHS
8 DRDX *DETROIT REDUCTION CO.     PWRC
9 DRDX *DUREDO COMPANY (JOHN H. GRACE CO.)     PWRC
10 DRDX The Duredo     RSRV
11 DRDX THE DUREDO COMPANY     SCAC4