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
RS& RSA RSB RSC RSD RSE RSF RSG RSH RSI RSJ RSK RSL RSM RSN RSO RSP RSQ RSR RSS RST RSU RSV RSW RSX RSY RSZ
RSOA RSOC RSOD RSOG RSOI RSOL RSOM RSOP RSOR RSOT RSOX
1 RSOC RSO INC     SCAC3