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
P& P0 P1 P2 P3 P4 P5 P6 P7 P8 P9 PA PB PC PD PE PF PG PH PI PJ PK PL PM PN PO PP PQ PR PS PT PU PV PW PX PY PZ
PTA PTB PTC PTD PTE PTF PTG PTH PTI PTJ PTK PTL PTM PTN PTO PTP PTQ PTR PTS PTT PTU PTV PTW PTX PTY PTZ
PTSA PTSB PTSC PTSD PTSE PTSF PTSG PTSH PTSI PTSJ PTSK PTSL PTSM PTSN PTSO PTSQ PTSR PTSS PTST PTSU PTSV PTSW PTSX PTSY
1 PTSC Port Terminal R.R. of South Carolina added 7/1984; eliminated 1/1985   NAKINA
2 PTSC Port Terminal R.R. of South Carolina added 7/84; eliminated 1/85   NRHS
3 PTSC RETIRED 07-03-91 ATP [PORT TERMINAL RAILROAD OF SOUTH CAROLINA]     PWRC
4 PTSC PUTNAM TRANSFER & STORAGE CO     SCAC3