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
C& C0 C1 C2 C3 C4 C5 C6 C7 C8 C9 CA CB CC CD CE CF CG CH CI CJ CK CL CM CN CO CP CQ CR CS CT CU CV CW CX CY CZ
CI& CIA CIB CIC CID CIE CIF CIG CIH CII CIJ CIK CIL CIM CIN CIO CIP CIQ CIR CIS CIT CIU CIV CIW CIX CIY CIZ
CIRB CIRC CIRD CIRF CIRG CIRH CIRI CIRJ CIRM CIRN CIRO CIRP CIRQ CIRR CIRS CIRT CIRU CIRV CIRX CIRY
1 CIRC Central Iowa Transportation Cooperative d/b/a Central Iowa Ry. Co. 1/1975; eliminated 7/1976; 1/1980   NAKINA
2 CIRC Central Iowa Ry. Co. added 4/1974   NAKINA
3 CIRC Central Iowa Ry. Co. added 4/74   NRHS
4 CIRC Central Iowa Transportation Cooperative d/b/a Central Iowa Ry. Co. 1/75; eliminated 7/76; 1/80   NRHS
5 CIRC *CENTRAL IOWA RAILWAY CO.     PWRC
6 CIRC *CONSOLIDATED INSPECTION & REPAIR CORP.     PWRC