關於「Heathrow Airport code」標籤，搜尋引擎有相關的訊息討論：

Heathrow Airport - Wikipediaen.wikipedia.org › wiki › Heathrow_AirportLondon Heathrow Airport Code and Live Information (LHR)www.world-airport-codes.com › united-kingdom › london...[PDF] global-airport-codes.pdfwww.skycargo.com › media › global-airport-codesIATA 3-letter code f