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
ISBC ISBL ISBU
1 ISB Caraibes Air Transport IATA: WS, Callsign: Island Bird, Designator WS recalled by IATA GP AVCODES
2 ISBC INTEQUIP MINING SALES & SERVICES LT     SCAC4
3 ISBL ISABELLA SHIPOWNER S A     SCAC4
4 ISBU SEABOARD SYSTEM RAILROAD     SCAC4