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
M& M- M0 M1 M2 M3 M4 M5 M6 M7 M8 M9 MA MB MC MD ME MF MG MH MI MJ MK ML MM MN MO MP MQ MR MS MT MU MV MW MX MY MZ
MRA MRB MRC MRD MRE MRF MRG MRH MRI MRJ MRK MRL MRM MRN MRO MRP MRQ MRR MRS MRT MRU MRV MRW MRX MRY MRZ
MREA MREB MRED MREG MREH MREJ MREK MREN MREO MREP MREQ MRER MRES MRET MREU MREX MREY MREZ
1 MREX Monad Railway Equipment Co. 7/2000-7/2005 (not listed)   NAKINA
2 MREX Marshall Railway Equipment Corp. added 7/1956; 10/1957-1/1980; eliminated 10/1987   NAKINA
3 MREX Monad Railway Equipment Co. Jul-00   NRHS
4 MREX Marshall Railway Equipment Corp. added 7/56; 10/57-1/80; eliminated 10/87   NRHS
5 MREX MONAD RAILWAY EQUIPMENT COMPANY [MARSHALL RAILWAY EQUIPMENT CORP.]     PWRC
6 MREX Marshall Railway Equipment Corporation (Monad Railway Equipment)     RSRV