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
MW& MWA MWB MWC MWD MWE MWF MWG MWH MWI MWJ MWK MWL MWM MWN MWO MWP MWQ MWR MWS MWT MWV MWW MWX MWY
MWAB MWAC MWAG MWAH MWAJ MWAL MWAO MWAP MWAR MWAU MWAX
1 MWAX Martin Marietta Materials, Inc. added 7/1997; 7/2000-7/2005 (not listed)   NAKINA
2 MWAX Martin Marietta Materials, Inc. added 7/97; 7/2000   NRHS
3 MWAX MARTIN MARIETTA MATERIALS INC. [MID-WESTERN AGGREGATES, LLC.]     PWRC
4 MWAX Martin Marietta Materials     RSRV
5 MWAX MARTIN MARIETTA MATERIALS INC     SCAC4