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
T& T- T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 TA TB TC TD TE TF TG TH TI TJ TK TL TM TN TO TP TQ TR TS TT TU TV TW TX TY TZ
TRA TRB TRC TRD TRE TRF TRG TRH TRI TRJ TRK TRL TRM TRN TRO TRP TRQ TRR TRS TRT TRU TRV TRW TRX TRY TRZ
TRIA TRIB TRIC TRID TRIE TRIG TRIH TRII TRIJ TRIK TRIL TRIM TRIN TRIO TRIQ TRIS TRIT TRIU TRIX TRIY TRIZ
1 TRIX Iowa Public Service Co. added 7/1975; 1/1980; eliminated 1/1984   NAKINA
2 TRIX Midwest Energy Services Co. added 1/1984   NAKINA
3 TRIX Midwest Power Systems added 1/1994; eliminated 4/1996   NAKINA
4 TRIX MidAmerican Energy Co. added 4/1996; eliminated 4/1999   NAKINA
5 TRIX GATX Captial Corp. added 4/1999; 7/2000; eliminated 1/2002   NAKINA
6 TRIX GATX Financial Corp. added 1/2002; eliminated 1/2003   NAKINA
7 TRIX General American Marks Co. added 1/2003; 7/2005   NAKINA
8 TRIX Iowa Public Service Co. added 7/75; 1/80   NRHS
9 TRIX Midwest Power Systems added 1/94; eliminated 4/96   NRHS
10 TRIX MidAmerican Energy Co. added 4/96; eliminated 4/99   NRHS
11 TRIX GATX Captial Corp. added 4/99; 7/2000   NRHS
12 TRIX *TRINIDAD RAILROAD CO.     PWRC
13 TRIX *MIDAMERICAN ENERGY CO. [MIDWEST POWER SYSTEMS; IOWA PUBLIC SERVICE CO.]     PWRC
14 TRIX +GENERAL AMERICAN MARKS CO. [GATX FINANCIAL CORP.]     PWRC
15 TRIX Midwest Energy Services     RSRV
16 TRIX GENERAL AMERICAN MARKS COMPANY     SCAC4