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
RCA RCB RCC RCD RCE RCF RCG RCH RCI RCJ RCK RCL RCM RCN RCO RCP RCQ RCR RCS RCT RCU RCV RCW RCX RCY RCZ
RCWH RCWO RCWT RCWX RCWZ
1 RCWX Royster Co. added 10/1968; 4/1970-1/1975; eliminated 10/1976   NAKINA
2 RCWX F.S. Royster Guano Co. added 10/1959; 4/1961-10/1966; eliminated 10/1968   NAKINA
3 RCWX F.S. Royster Guano Co. 4/1938-10/1957   NAKINA
4 RCWX Royster Chemical Works eliminated 10/1959   NAKINA
5 RCWX Royster Chemical Works Apr-38   NRHS
6 RCWX F.S. Royster Guano Co. 1/52-10/57   NRHS
7 RCWX Royster Chemical Works eliminated 10/59   NRHS
8 RCWX F.S. Royster Guano Co. added 10/59; 4/61-10/66; eliminated 10/68   NRHS
9 RCWX Royster Co. added 10/68; 4/70-1/75   NRHS
10 RCWX ROYSTER CO. [ROYSTER CHEMICAL WORKS; F. S. ROYSTER GUANO CO.]     PWRC
11 RCWX ROYSTER GUANO CO, F S     SCAC3