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
SMA SMB SMC SMD SME SMF SMG SMH SMI SMJ SMK SML SMM SMN SMO SMP SMQ SMR SMS SMT SMU SMV SMW SMX SMY SMZ
SMEA SMED SMEG SMEH SMEJ SMEK SMEL SMEP SMEQ SMER SMET SMEU SMEV SMEW SMEX SMEY SMEZ
1 SMEX South Mississippi Electric Power Association added 1/1978; 1/1980-7/2005   NAKINA
2 SMEX South Mississippi Electric Power Association added 1/78; 1/80-7/2000   NRHS
3 SMEX SOUTH MISSISSIPPI ELECTRIC POWER ASSOCIATION     PWRC
4 SMEX South Mississippi Electric Power Association     RSRV
5 SMEX SOUTH MISSISSIPPI ELECTRIC POWER AS     SCAC4