What is the city code for Wilmington, Delaware?

The city code for Wilmington, Delaware is ILG, which stands for Wilmington Airport, with the full airport name being New Castle Airport. This three-letter code is a standard designation used in the aviation industry to identify airports and their locations efficiently. Each airport has a unique identifier that is recognized globally, facilitating easier travel planning and logistics for airlines and passengers alike.

In contrast, the other options do not correspond to the official airport code for Wilmington. WIL does not represent any recognized airport in the U.S., DEL is typically associated with Delhi, India, and WDC is not an airport code but may imply Washington D.C., which is a different geographic area.