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
ISA ISB ISC ISD ISE ISF ISG ISH ISI ISK ISL ISM ISN ISO ISP ISR ISS IST ISU ISV ISW ISX ISY
ISDE ISDO ISDU
1 ISD ISD Avia Ltd. Callsign: Isdavia, UA AVCODES
2 ISD Innovative Software Design   ZA AVCODES
3 ISD ISD Avia     ICAO1
4 ISDE IRONSIDE ENTERPRISES INC     SCAC4
5 ISDO INSIDEOUT ART     SCAC4
6 ISDU ISRO DEPARTMENT OF SPACE GOVT OF INDIA   IND BIC