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

OSA OSB OSC OSD OSE OSF OSG OSH OSI OSJ OSK OSL OSM OSN OSO OSP OSQ OSR OSS OST OSU OSV OSW OSX OSY OSZ

OSGA OSGB OSGC OSGD OSGE OSGF OSGG OSGH OSGI OSGJ OSGK OSGL OSGN OSGO OSGR OSGS OSGT OSGV OSGW OSGX