| 1 | KMP | Kampuchea Airlines | IATA: KT, Callsign: Kampuchea, Designator KT recalled by IATA | K | AVCODES |
| 2 | KMP | Kampuchea Airlines | IATA: E2, Callsign: Kampuchea, IATA Prefix: 837, Ceased operations 2004. Designator KT recalled by IATA | K | AVCODES |
| 3 | KMP | Kampuchea Airlines | IATA: E2 | | ICAO1 |
| 4 | KMPA | KEMP, A F TRUCKING | | | SCAC3 |
| 5 | KMPB | KEMPER BROS | | | SCAC3 |
| 6 | KMPB | KEMPER BROTHERS INC | | | SCAC4 |
| 7 | KMPE | KEMP ENTERPRISES | | | SCAC4 |
| 8 | KMPF | KEMP FURNITURE INDUSTRIES INC | | | SCAC3 |
| 9 | KMPG | KEMPS GARAGE INC | | | SCAC3 |
| 10 | KMPG | KAMA PIGMENTS | | | SCAC4 |
| 11 | KMPM | KAMP MOVING & STORAGE | | | SCAC3 |
| 12 | KMPN | KEMPTON TRANSPORT INC | | | SCAC3 |
| 13 | KMPO | KEMP, JACK OIL CO INC | | | SCAC3 |
| 14 | KMPP | KEMP TRANSPORTATION INC | | | SCAC3 |
| 15 | KMPP | KEMPER EXPRESS INC | | | SCAC4 |
| 16 | KMPR | KEMPER BROS | | | SCAC3 |
| 17 | KMPS | KEMP SERVICES INC | | | SCAC3 |
| 18 | KMPS | KAMPS GREENHOUSES INC | | | SCAC4 |
| 19 | KMPT | KEMPEMA TRUCKING | | | SCAC3 |
| 20 | KMPU | TANK ONE NV | | B | BIC |
| 21 | KMPU | HILLDEEN SERVICES LIMITED | | | SCAC4 |
| 22 | KMPY | KEMPNEY TRUCKING | | | SCAC3 |
| 23 | KMPY | KEMPNEY TRUCKING LLC | | | SCAC4 |
