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
SYA SYB SYC SYD SYE SYF SYG SYH SYI SYJ SYK SYL SYM SYN SYO SYP SYQ SYR SYS SYT SYU SYV SYW SYX SYY SYZ
SYSA SYSD SYSE SYSF SYSK SYSM SYSN SYSO SYSP SYSR SYST SYSU SYSW SYSX
1 SYSX United States Systems, Inc. added 10/1990; 1/1994; eliminated 4/2000   NAKINA
2 SYSX Winter Bird Corp. added 4/2000; 7/2000-7/2005   NAKINA
3 SYSX United States Systems, Inc. added 10/90; 1/94; eliminated 4/2000   NRHS
4 SYSX Winter Bird Corp. added 4/2000; 7/2000   NRHS
5 SYSX WINTER BIRD CORP. [UNITED STATES SYSTEMS, INC.]     PWRC
6 SYSX Winter Bird Corporation     RSRV