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
TH& THA THB THC THD THE THF THG THH THI THJ THK THL THM THN THO THP THQ THR THS THT THU THV THW THX THY THZ
THKB THKH THKI THKL THKM THKN THKO THKQ THKR THKT THKU THKV THKW THKX
1 THKX Thompson-Hayward Chemical Co. 7/1935-10/1966; eliminated 4/1970   NAKINA
2 THKX Thompson-Hayward Chemical Co. 4/38-10/66; eliminated 4/70   NRHS
3 THKX THOMPSON-HAYWARD CHEMICAL CO.     PWRC
4 THKX THOMPSON-HAYWARD CHEMICAL CO     SCAC3