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
H& H0 H1 H2 H3 H4 H5 H6 H7 H8 H9 HA HB HC HD HE HF HG HH HI HJ HK HL HM HN HO HP HQ HR HS HT HU HV HW HX HY HZ
HOA HOB HOC HOD HOE HOF HOG HOH HOI HOJ HOK HOL HOM HON HOO HOP HOQ HOR HOS HOT HOU HOV HOW HOX HOY HOZ
HOIA HOIC HOIG HOII HOIL
1 HOIA H'OMEGA INC     SCAC4
2 HOIC HOLIDAY ON ICE     PWRC
3 HOIC HORNE OIL COMPANY     SCAC4
4 HOIG HOGBINS OIL INC     SCAC4
5 HOII HERBST OIL INC     SCAC4
6 HOIL H OIL INC     SCAC4