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
HLA HLB HLC HLD HLE HLF HLG HLH HLI HLJ HLK HLL HLM HLN HLO HLP HLQ HLR HLS HLT HLU HLV HLW HLX HLY HLZ
HLRC HLRD HLRG HLRK HLRN HLRQ HLRU HLRZ
1 HLR Heli Air Services Callsign: Heli Bulgaria, BG AVCODES
2 HLR Heli Air Services     ICAO1
3 HLRC HUNT, L R TRUCKING     SCAC4
4 HLRD HEWITT LIFTS & ROLL-A-DOCK     SCAC4
5 HLRG HOLLIDAY, ROBERT G CHB     SCAC4
6 HLRK H & L TRUCKING INC     SCAC4
7 HLRN HALO ART INC     SCAC4
8 HLRQ HALRON DISTRIBUTION LLC     SCAC4
9 HLRU HANSA LEASING LTD     SCAC4
10 HLRZ HOLROYD     PWRC