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
ROA ROB ROC ROD ROE ROF ROG ROH ROI ROJ ROK ROL ROM RON ROO ROP ROQ ROR ROS ROT ROU ROV ROW ROX ROY ROZ
ROYC ROYD ROYE ROYF ROYG ROYH ROYI ROYJ ROYK ROYL ROYM ROYN ROYP ROYQ ROYR ROYS ROYT ROYU ROYX ROYY
1 ROYX Chartrand's Tank Car Service, Inc. eliminated 1/1991   NAKINA
2 ROYX TCL, Inc. added 7/1973; 1/1975-1/1980; eliminated 10/1988   NAKINA
3 ROYX Chartrand's Tank Car Service, Inc. eliminated 1/91   NRHS
4 ROYX TCL, Inc. added 7/73; 1/75-1/80; eliminated 10/88   NRHS
5 ROYX *TCL INC.     PWRC
6 ROYX *CHARTRAND'S TANK CAR SERVICE, INC.     PWRC
7 ROYX TCL     RSRV