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 PTSX Petrosol International, Inc. added 10/1985; 1/1994-7/2005   NAKINA
2 PTSX Proleride Transport System, Inc. added 7/1964; 7/1965-4/1970; eliminated 10/1972   NAKINA
3 PTSX Keith Railway Equipment Co. 1/1952; eliminated 10/1953   NAKINA
4 PTSX Painter Transportation Service 4/1947-1/1950   NAKINA
5 PTSX Keith Railway Equipment Co. 1/52; eliminated 10/53   NRHS
6 PTSX Proleride Transport System, Inc. added 7/64; 7/65-4/70; eliminated 10/72   NRHS
7 PTSX Petrosol International, Inc. 1/94-7/2000   NRHS
8 PTSX *KEITH RAILWAY EQUIPMENT CO. [PAINTER TRANSPORTATION SERVICE]     PWRC
9 PTSX *PROLERIDE TRANSPORT SYSTEM, INC.     PWRC
10 PTSX +PETROSOL INTERNATIONAL, INC.     PWRC
11 PTSX Petrosol International     RSRV
12 PTSX PROLERIDE TRANSPORT SYSTEM INC     SCAC3
13 PTSX PETROSOL INTERNATIONAL INC     SCAC4