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
HOOB HOOC HOOE HOOF HOOI HOOO HOOQ HOOT
1 HOOQ HOOPS, WILLIAM F     SCAC1
2 HOOQ HOOPS, WILLIAM F INC     SCAC4