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
TP& TP1 TP2 TPA TPB TPC TPD TPE TPF TPG TPH TPI TPJ TPK TPL TPM TPN TPO TPP TPQ TPR TPS TPT TPU TPV TPW TPX TPY TPZ
TPTA TPTC TPTD TPTF TPTG TPTH TPTI TPTK TPTO TPTP TPTS TPTT TPTU TPTV TPTX TPTY TPTZ
1 TPTX Trailer Train Co. added 10/1980; eliminated 4/1981   NAKINA
2 TPTX Trailer Train Co. 1/1994-7/2005 (not listed)   NAKINA
3 TPTX Trailer Train Co. added 10/80; eliminated 4/81   NRHS
4 TPTX Trailer Train Co. 1/94-7/2000   NRHS
5 TPTX TRAILER TRAIN CO.     PWRC
6 TPTX Trailer Train (TTX Corporation)     RSRV