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
KUA KUB KUC KUD KUE KUF KUG KUH KUJ KUK KUL KUM KUN KUP KUR KUS KUT KUU KUW KUY KUZ
KUCH KUCI KUCO KUCX
1 KUCX Kentucky Utilities Co. added 7/1976; 1/1980; eliminated 4/1991; added 10/1992; 1/1994-7/2005   NAKINA
2 KUCX Kentucky Utilities Co. added 7/76; 1/80; eliminated 4/91; added 10/92; 1/94-7/2000   NRHS
3 KUCX KENTUCKY UTILITIES COMPANY     PWRC
4 KUCX Kentucky Utilities     RSRV
5 KUCX KENTUCKY UTILITIES COMPANY     SCAC4