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
SE& SEA SEB SEC SED SEE SEF SEG SEH SEI SEJ SEK SEL SEM SEN SEO SEP SEQ SER SES SET SEU SEV SEW SEX SEY SEZ
SESA SESB SESC SESD SESG SESH SESK SESL SESN SESO SESP SESU SESX SESY
1 SESX Sessions Co., Inc. 4/1947-4/1961   NAKINA
2 SESX B.C. Hydro added 1/1990; eliminated 1/1994; 1/1994-7/2005 (not listed)   NAKINA
3 SESX Sessions Co., Inc. 1/52-4/61   NRHS
4 SESX B.C. Hydro added 1/90; eliminated 1/94; 7/2000   NRHS
5 SESX *SESSIONS CO., INC.     PWRC
6 SESX +B.C. HYDRO     PWRC
7 SESX Sessions Co. (BC Hydro)     RSRV
8 SESX B C HYDRO     SCAC4