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
HWA HWB HWC HWD HWE HWF HWG HWH HWI HWJ HWK HWL HWM HWN HWO HWP HWR HWS HWT HWU HWV HWW HWX HWY HWZ
HWRC HWRD HWRE HWRF HWRI HWRK HWRS HWRX
1 HWRX Hi-Way Refineries Ltd. 4/1947-1/1952; eliminated 7/1953   NAKINA
2 HWRX Hi-Way Refineries Ltd. Jan-52   NRHS
3 HWRX HI-WAY REFINERIES LTD.     PWRC