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
K& K0 K1 K2 K3 K4 K5 K6 K7 K8 K9 KA KB KC KD KE KF KG KH KI KJ KK KL KM KN KO KP KQ KR KS KT KU KV KW KX KY KZ
KOA KOB KOC KOD KOE KOF KOG KOH KOI KOK KOL KOM KON KOO KOP KOQ KOR KOS KOT KOU KOV KOW KOX KOY KOZ
KORA KORB KORE KORF KORI KORM KORO KORQ KORS KORT KORU KORX
1 KORX The Kansas Oil Refining Co. 8/1920-7/1923   NAKINA
2 KORX KANSAS OIL REFINING CO.     PWRC