| 1 | HBR | Hebridean Air Services | Callsign: Hebridean, | GB | AVCODES |
| 2 | HBRA | HILDEBRAND, BERNIE & RON | | | SCAC4 |
| 3 | HBRB | HARBAUER, ROBERT K | | | SCAC4 |
| 4 | HBRC | HIBBARD, ROBERT TRUCKING | | | SCAC4 |
| 5 | HBRD | HEBERT, DANIEL | | | SCAC4 |
| 6 | HBRE | HUTTERIAN BRETHREN OF KYLE | | | SCAC4 |
| 7 | HBRI | HEBERT, P J INC | | | SCAC4 |
| 8 | HBRJ | HIGHWAY, BRUCE | | | SCAC4 |
| 9 | HBRK | HARBOR TRUCKING LTD | | | SCAC4 |
| 10 | HBRO | HEEREN BROS INC | | | SCAC4 |
| 11 | HBRP | HADLEY, BRIAN RALPH | | | SCAC4 |
| 12 | HBRQ | HBR TRUCKING INC | | | SCAC4 |
| 13 | HBRU | HERNANDEZ BELLO S I | | | SCAC4 |
| 14 | HBRY | Hudson Bay Ry. Co. | added 10/1997; 7/2000-7/2005; eliminated 4/2006 | | NAKINA |
| 15 | HBRY | Hudson Bay Ry. Co. | added 10/97; 7/2000 | | NRHS |
| 16 | HBRY | HUDSON BAY RAILWAY COMPANY (OMNITRAX) | | | PWRC |
| 17 | HBRY | Hudson Bay Railway (OmniTRAX) | | | RSRV |
| 18 | HBRY | HUDSON BAY RAILWAY COMPANY | | | SCAC4 |
| 19 | HBRY | Hudson Bay Railway Company (Omnitrax) | | USA | TRAFFIC |
