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
O& O2 O3 O4 O5 O6 O7 O8 O9 OA OB OC OD OE OF OG OH OI OJ OK OL OM ON OO OP OQ OR OS OT OU OV OW OX OY OZ
ORA ORB ORC ORD ORE ORF ORG ORH ORI ORJ ORK ORL ORM ORN ORO ORP ORR ORS ORT ORU ORV ORW ORX ORY ORZ
ORPF ORPH ORPI ORPP ORPQ ORPT ORPU ORPX
1 ORPX O.E. Linsin, Inc. 7/1937 (not listed)   NAKINA
2 ORPX Orient Petroleum Co. (Atlantic-Pacific & Gulf Refining Co.) 7/1932-7/1935   NAKINA
3 ORPX Orient Petroleum Co. 7/1930   NAKINA
4 ORPX O.E. LINSIN [ATLANTIC-PACIFIC & GULF REFINING CO.; ORIENT PETROLEUM CO.]     PWRC