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
HPA HPC HPD HPE HPF HPG HPH HPI HPJ HPK HPL HPM HPN HPO HPP HPR HPS HPT HPU HPW HPX HPY
HPEA HPEC HPEF HPEI HPEL HPEN HPET HPEU HPEX HPEZ
1 HPEN HPE TRANSPORTATION     SCAC4