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
X1 X3 X4 X5 X6 X7 X8 X9 XA XB XC XD XE XF XG XH XI XJ XK XL XM XN XO XP XR XS XT XU XV XW XX XY XZ
X18
1 X1 FORTHcrs SA Designator X1 recalled by IATA. Computer Reservations Systems (CRS) GR AVCODES
2 X1 Hahn Air Technologies GmbH Computer Reservations Systems (CRS) D AVCODES
3 X18       TRAFFIC