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
R& R0 R1 R2 R3 R4 R5 R6 R7 R8 R9 RA RB RC RD RE RF RG RH RI RJ RK RL RM RN RO RP RQ RR RS RT RU RV RW RX RY RZ RØ
RGA RGB RGC RGD RGE RGF RGG RGH RGI RGJ RGK RGL RGM RGN RGO RGP RGQ RGR RGS RGT RGU RGV RGW RGX RGY RGZ
RGOC RGOL RGOM RGOP RGOT RGOX
1 RGOX Richfield Oil Corp. 7/1937-4/1938   NAKINA
2 RGOX Rio Grande Oil Co. 8/1920-7/1935   NAKINA
3 RGOX Richfield Oil Co. of California (Richfield Oil Corp.) Apr-38   NRHS
4 RGOX *RICHFIELD OIL CORP. [RIO GRANDE OIL CO.]     PWRC
5 RGOX *RAILGON COMPANY     PWRC
6 RGOX TTX COMPANY     SCAC4