| 1 | WHE | Westland Helicopters Ltd. | Callsign: Westland, Name changed to AgustaWestland Helicopters Ltd. | GB | AVCODES |
| 2 | WHE | AgustaWestland Helicopters Ltd. | Callsign: Westland, Name changed to Leonardo MW Limited on 01 January 2017. Name changed from Westland Helicopters Ltd. | GB | AVCODES |
| 3 | WHE | Leonardo MW Limited | Callsign: Westland, Name changed to Leonardo UK Limited w.e.f. 31 March 2021. Name changed from AgustaWestland Helicopters Ltd on 01 January 2017. | GB | AVCODES |
| 4 | WHE | Leonardo UK Limited | Callsign: Westland, Name changed from Leonardo MW Limited and previously AgustaWestland Helicopters Ltd on 01 January 2017. | GB | AVCODES |
| 5 | WHE | Westland Helicopters | | | ICAO1 |
| 6 | WHE | Wanne-Herner Eisenbahn und Hafen GmbH | Wanne | D | privat-bahn.de |
| 7 | WHE | Wanne-Bochum-Herner Eisenbahn und Hafen GmbH | This company operates freight trains on Wanne Westhafen-Wanne Herzogstraße/Bochum Graetz. | D | TRAFFIC |
| 8 | WHE | Wanne-Herner Eisenbahn und Hafen | | DE | VKM |
| 9 | WHEA | WHEATLAND STEEL PROCESSING | | | SCAC4 |
| 10 | WHEC | WORLD HEALING CENTER CHURCH INC | | | SCAC4 |
| 11 | WHEI | WIEBE, HEINRICH | | | SCAC4 |
| 12 | WHEQ | WHISLER EQUIPMENT CO. | | | PWRC |
| 13 | WHER | Walking Horse & Eastern Railroad | | USA | TRAFFIC |
| 14 | WHES | WHEATON TRANSPORT INC | | | SCAC4 |
