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
S& S0 S1 S2 S3 S4 S5 S6 S7 S8 S9 SA SB SC SD SE SF SG SH SI SJ SK SL SM SN SO SP SQ SR SS ST SU SV SW SX SY SZ
SUA SUB SUC SUD SUE SUF SUG SUH SUI SUJ SUK SUL SUM SUN SUO SUP SUQ SUR SUS SUT SUU SUV SUW SUX SUY SUZ
SUWD SUWE SUWK SUWL SUWN SUWP SUWR SUWS SUWT
1 SUWE SOUTHWEST EXPRESS     SCAC4