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
IMA IMB IMC IMD IME IMF IMG IMH IMI IMJ IMK IML IMM IMN IMO IMP IMQ IMR IMS IMT IMV IMW IMX
IMRD IMRF IMRG IMRI IMRK IMRL IMRN IMRO IMRR IMRS IMRX IMRZ
1 IMRX Imperial Refineries Corp. added 7/1955; 10/1957; eliminated 4/1959   NAKINA
2 IMRX Central States Oil Co. 1/1941-7/1954; eliminated 7/1955   NAKINA
3 IMRX Imperial Refineries Co. 7/1937-4/1938   NAKINA
4 IMRX Imperial Refining Co. (Imperial Refineries) 7/1932-7/1935   NAKINA
5 IMRX Imperial Refining Co. 8/1920-7/1930   NAKINA
6 IMRX Imperial Refineries Apr-38   NRHS
7 IMRX Central States Oil Co. 1/52; eliminated 7/55   NRHS
8 IMRX Imperial Refineries Corp. added 7/55; 10/57   NRHS
9 IMRX IMPERIAL REFINERIES CORP. (CENTRAL STATES OIL CO.)     PWRC