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
SFA SFB SFC SFD SFE SFF SFG SFH SFI SFJ SFK SFL SFM SFN SFO SFP SFQ SFR SFS SFT SFU SFV SFW SFX SFY SFZ
SFRA SFRB SFRC SFRD SFRE SFRF SFRG SFRJ SFRK SFRL SFRM SFRP SFRQ SFRR SFRS SFRT SFRU SFRV SFRX
1 SFRP Atchison, Topeka & Santa Fe Ry. 7/1965-1/1980; eliminated 1/1981   NAKINA
2 SFRP Atchison, Topeka & Santa Fe Ry. 7/65-1/80; eliminated 1/81   NRHS
3 SFRP BNSF RAILWAY [BURLINGTON NORTHERN & SANTA FE RWY; ATCHISON, TOPEKA & SANTA FE](FOR USE ON REFRIGERATOR CARS)     PWRC
4 SFRP Atchison, Topeka and Santa Fe Railway (BNSF Railway)     RSRV