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
KAA KAB KAC KAD KAE KAF KAG KAH KAI KAJ KAK KAL KAM KAN KAO KAP KAQ KAR KAS KAT KAU KAV KAW KAX KAY KAZ
KACA KACE KACF KACG KACH KACI KACL KACN KACR KACT KACU KACV KACX KACY
1 KACX Kaiser Aluminum & Chemical Corp. added 4/1959; 4/1961-1/1994; eliminated 7/1994; 7/2000-7/2005 (not listed)   NAKINA
2 KACX Kaiser Aluminum & Chemical Corp. 4/61-1/94; eliminated 7/94; 7/2000   NRHS
3 KACX KAISER ALUMINUM & CHEMICAL CORP.     PWRC
4 KACX Kaiser Aluminum and Chemical Corporation     RSRV
5 KACX KAISER ALUMINUM & CHEMICAL CORP     SCAC3
6 KACX KAISER ALUMINUM & CHEMICAL CORP     SCAC4