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

HFA HFB HFC HFD HFE HFF HFG HFH HFI HFJ HFK HFL HFM HFO HFP HFR HFS HFT HFW HFX HFY

HFFC HFFK HFFM HFFN HFFO HFFP HFFQ HFFS HFFV HFFW