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
SNA SNB SNC SND SNE SNF SNG SNH SNI SNJ SNK SNL SNM SNN SNO SNP SNQ SNR SNS SNT SNU SNV SNW SNX SNY SNZ
SNHA SNHB SNHC SNHD SNHE SNHG SNHI SNHJ SNHL SNHM SNHN SNHO SNHR SNHS SNHT SNHU SNHW SNHX SNHY
1 SNHX Shell Chemical Corp. added 4/1956; 10/1957; eliminated 4/1960   NAKINA
2 SNHX Shell Chemical Co., a Division of Shell Oil Co. added 4/1960; 4/1961-10/1966; eliminated 7/1969   NAKINA
3 SNHX Shell Oil Co. added 7/1969; 4/1970-1/1980; eliminated 1/1983   NAKINA
4 SNHX IND/AG Chemicals, Inc. added 1/1983; 1/1994-7/2005; eliminated 4/2006   NAKINA
5 SNHX Shell Chemical Corp. Oct-57   NRHS
6 SNHX Shell Chemical Co., a Division of Shell Oil Co. 4/61-10/66; eliminated 7/69   NRHS
7 SNHX Shell Oil Co. added 7/69; 4/70-1/80; eliminated 1/83   NRHS
8 SNHX IND/AG Chemicals, Inc. added 1/83; 1/94-7/2000   NRHS
9 SNHX IND/AG CHEMICALS, INC. [SHELL OIL CO.; SHELL CHEMICAL CORP.]     PWRC
10 SNHX IND/AG Chemicals     RSRV