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
DFA DFB DFC DFD DFE DFF DFG DFH DFI DFJ DFL DFM DFN DFO DFQ DFR DFS DFT DFU DFV DFW DFX DFY
DFFB DFFC DFFE DFFI DFFL DFFN DFFT DFFX DFFY
1 DFFX Glidden Co. added 10/1963; 7/1965-4/1970; eliminated 10/1971   NAKINA
2 DFFX Durkee Famous Foods 7/1937   NAKINA
3 DFFX Durkee Famous Foods, Division of the Glidden Co. 4/1938-4/1961; eliminated 10/1963   NAKINA
4 DFFX Durkee Famous Foods, Division of the Glidden Co. 4/38-4/61   NRHS
5 DFFX Glidden Co. 7/65-4/70; eliminated 10/71   NRHS
6 DFFX GLIDDEN CO. [DURKEE FAMOUS FOODS]     PWRC