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
MH& MHA MHB MHC MHD MHE MHF MHG MHH MHI MHJ MHK MHL MHM MHN MHO MHP MHQ MHR MHS MHT MHU MHV MHW MHX MHY MHZ
MHCA MHCC MHCD MHCE MHCG MHCH MHCI MHCK MHCM MHCN MHCO MHCP MHCQ MHCR MHCT MHCU
1 MHCO Marquette & Huron Mountain R.R. Co., Inc. 1/1975-1/1980   NAKINA
2 MHCO Marquette & Huron Mountain R.R. Co., Inc. 1/75-1/80   NRHS
3 MHCO MARQUETTE & HURON MOUNTAIN RAILROAD CO.     PWRC
4 MHCO Marquette and Huron Mountain Railroad     RSRV