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
O& O2 O3 O4 O5 O6 O7 O8 O9 OA OB OC OD OE OF OG OH OI OJ OK OL OM ON OO OP OQ OR OS OT OU OV OW OX OY OZ
ORA ORB ORC ORD ORE ORF ORG ORH ORI ORJ ORK ORL ORM ORN ORO ORP ORR ORS ORT ORU ORV ORW ORX ORY ORZ
ORMA ORMB ORME ORMG ORML ORMM ORMQ ORMX
1 ORMX D.L. Orme 1/1952-10/1966; eliminated 1/1970   NAKINA
2 ORMX D.L. Orme 1/52-10/66; eliminated 1/70   NRHS
3 ORMX *D. L. ORME     PWRC
4 ORMX *OHIO RAILWAY MUSEUM     PWRC
5 ORMX ORME, D L     SCAC3
6 ORMX OHIO RAILWAY MUSEUM     SCAC4