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

I& I2 I3 I4 I5 I6 I7 I8 I9 IA IB IC ID IE IF IG IH II IJ IK IL IM IN IO IP IQ IR IS IT IU IV IW IX IY IZ

IIA IIC IID IIE IIG III IIL IIM IIN IIP IIR IIS IIT IIZ

IIIC IIID IIII IIIN IIIU IIIZ