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
SL& SLA SLB SLC SLD SLE SLF SLG SLH SLI SLJ SLK SLL SLM SLN SLO SLP SLQ SLR SLS SLT SLU SLV SLW SLX SLY SLZ
SLRA SLRD SLRE SLRF SLRG SLRJ SLRL SLRM SLRR SLRS SLRU SLRW SLRX
1 SLRR St. Lawrence & Raquette River R.R. added 7/1990; eliminated 1/1994; 1/1994 (not listed)   NAKINA
2 SLRR St. Lawrence & Raquette River R.R. added 7/90; eliminated 1/94   NRHS
3 SLRR ST. LAWRENCE & RAQUETTE RIVER RAILROAD     PWRC
4 SLRR STEWART-LINER TRANSPORTATION CORP     SCAC4