What city does the code HNL correspond to?

The city code HNL corresponds to Honolulu, Hawaii. This is significant as HNL is the official airport code for Daniel K. Inouye International Airport, which serves Honolulu, the capital of Hawaii. It plays a vital role in connecting the Hawaiian Islands with the mainland United States and international destinations. Recognizing airport codes like HNL is important for travelers and airline operations, especially in understanding flight itineraries and geographic locations.