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
POA POB POC POD POE POF POG POH POI POJ POK POL POM PON POO POP POQ POR POS POT POU POV POW POX POY POZ
POPA POPC POPD POPE POPF POPG POPH POPJ POPK POPL POPM POPN POPO POPP POPR POPS POPT POPW POPX POPY POPZ
1 POPX Pennsylvania Oil Products Refining Co. 7/1930-1/1943   NAKINA
2 POPX Pennsylvania Oil Products Refining Co. Apr-38   NRHS
3 POPX PENNSYLVANIA OIL PRODUCTS & REFINING CO.     PWRC