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
TTA TTB TTC TTD TTE TTF TTG TTH TTI TTJ TTK TTL TTM TTN TTO TTP TTQ TTR TTS TTT TTU TTV TTW TTX TTY TTZ
TTQC TTQF TTQH TTQL TTQR TTQS TTQT TTQW TTQX
1 TTQX Trailer Train Co. added 4/1991; eliminated 1/1992   NAKINA
2 TTQX TTX Co. added 1/1992; 1/1994-7/2005   NAKINA
3 TTQX Trailer Train Co./TTX Co. (flat cars equipped with excessive height fully enclosed tri-level auto racks furnished by participant railroads — requires special clearance authority for movement either loaded or empty) added 4/1991; 10/1991-1/1994   NAKINA
4 TTQX TTX Co. (flat cars equipped with excessive height fully enclosed tri-level auto racks furnished by participant railroads — requires special clearance authority for movement either loaded or empty, equipped with end of car cush.) 7/2000   NAKINA
5 TTQX Trailer Train Co. added 4/91; eliminated 1/92   NRHS
6 TTQX TTX Co. added 1/92   NRHS
7 TTQX TTX Co. (flat cars equipped with excessive height fully enclosed tri-level auto racks furnished by participant railroads -- requires special clearance authority for movement either loaded or empty) Jan-94   NRHS
8 TTQX TTX Co. (flat cars equipped with excessive height fully enclosed tri-level auto racks furnished by participant railroads -- requires special clearance authority for movement either loaded or empty, equipped with end of car cush.) Jul-00   NRHS
9 TTQX TTX COMPANY {TRAILER TRAIN COMPANY}     PWRC
10 TTQX Trailer Train (TTX Corporation)     RSRV
11 TTQX TTX COMPANY     SCAC4