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

HYA HYB HYC HYD HYE HYF HYG HYH HYI HYJ HYK HYL HYM HYN HYO HYP HYR HYS HYT HYU HYV HYW HYX

HYDA HYDB HYDC HYDD HYDG HYDK HYDL HYDN HYDP HYDR HYDS HYDU HYDX