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
I& I2 I3 I4 I5 I6 I7 I8 I9 IA IB IC ID IE IF IG IH II IJ IK IL IM IN IO IP IQ IR IS IT IU IV IW IX IY IZ
ICA ICB ICC ICD ICE ICF ICG ICH ICI ICJ ICK ICL ICM ICN ICO ICP ICR ICS ICT ICU ICV ICW ICX ICY ICZ
ICRC ICRK ICRL ICRO ICRP ICRS ICRU ICRV ICRX ICRZ
1 ICRK Indian Creek R.R. Co. added 1/1984; eliminated 1/1990; 1/1994-7/2005   NAKINA
2 ICRK Indian Creek R.R. Co. eliminated 1/90; 1/94-7/2000   NRHS
3 ICRK Island Creek Coal Co. added 1/79; 1/80; eliminated 7/89   NRHS
4 ICRK Island Creek Corp. added 7/89; 1/94-7/2000   NRHS
5 ICRK INDIAN CREEK RAILROAD CO.     PWRC
6 ICRK Indian Creek Railroad     RSRV