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

OSFA OSFB OSFC OSFD OSFI OSFN OSFS OSFW