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
CSA CSB CSC CSD CSE CSF CSG CSH CSI CSJ CSK CSL CSM CSN CSO CSP CSQ CSR CSS CST CSU CSV CSW CSX CSY CSZ
CSTA CSTB CSTC CSTD CSTE CSTF CSTG CSTH CSTI CSTK CSTL CSTM CSTN CSTO CSTP CSTQ CSTR CSTS CSTT CSTU CSTV CSTW CSTX CSTY
CSTLP
1 CSTL CITY OF St. LOUIS     PWRC
2 CSTL CASTLE ROCK TRANSFER     SCAC3
3 CSTL CIRCLE S TRANSPORT LTD     SCAC4
4 CSTLP Chicago, St. Louis & Pittsburgh Railroad   USA TRAFFIC