| 1 | HMS | Hemus Air | IATA: DU, Callsign: Hemus Air, IATA Prefix: 748, Merged into Bulgaria Air FB/LZB in 2010 | BG | AVCODES |
| 2 | HMS | Hemus Air | IATA: DU | | ICAO1 |
| 3 | HMS | Royal (british) Navy | | GB | TRAFFIC |
| 4 | HMSC | HARMS TRUCKING INC | | | SCAC4 |
| 5 | HMSD | HALL MOTOR SPORTS | | | SCAC4 |
| 6 | HMSE | H M S EXPRESS INC | | | SCAC4 |
| 7 | HMSF | HAROLD MAINTENANCE SERVICE INC | | | SCAC4 |
| 8 | HMSH | HS MEDEA SHIPPING COMPANY LTD | | | SCAC4 |
| 9 | HMSJ | HMS TRANSPORT LLC | | | SCAC4 |
| 10 | HMSK | HERCULES MOVING SYSTEMS INC | | | SCAC4 |
| 11 | HMSM | HUMBOLDT STORAGE AND MOVING COMPANY | | | SCAC4 |
| 12 | HMSN | HANSEATIC MOVING SERVICES LLC | | | SCAC4 |
| 13 | HMSQ | HITCO MOVING & STORAGE SERVICE | | | SCAC4 |
| 14 | HMSR | HMS INTEGRATED MANAGEMENT SYSTEMS L | | | SCAC4 |
| 15 | HMSU | MED LOGISTICS (MALTA) LTD | | M | BIC |
| 16 | HMSU | MED SERVICES SHIPPING LTD | | | SCAC4 |
| 17 | HMSV | HOME SERVICE OIL COMPANY | | | SCAC4 |
| 18 | HMSY | HORIZON MOVING SYSTEMS INC | | | SCAC4 |
