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
IRA IRB IRC IRD IRE IRF IRG IRH IRI IRJ IRK IRL IRM IRN IRO IRP IRQ IRR IRS IRT IRU IRV IRW IRX IRY IRZ
IRHN IRHT IRHX
1 IRH Atlas Aviation Group Callsign: Atlas Avia, IR AVCODES
2 IRH Atlas Aviation Group     ICAO1
3 IRHN IRONHORSE TRANSPORTATION     SCAC4
4 IRHT IRON HORSE TRANSPORT INC     SCAC4
5 IRHX IRON HORSE RAILROAD     PWRC