Write City Code of Harare and Tokyo.

City codes, often referred to as airport codes, are three-letter codes assigned to specific cities or airports. For Harare and Tokyo, the codes are as follows:

1. Harare:

   • The city code for Harare, the capital of Zimbabwe, is HRE. This code is commonly used in the aviation industry and travel-related services to identify Harare's airport, which is the Robert Gabriel Mugabe International Airport (formerly known as Harare International Airport).

2. Tokyo:

   • Tokyo, the capital of Japan, has multiple airports serving the metropolitan area. Two major airports are commonly associated with Tokyo:
     • Narita International Airport: The city code for Narita is NRT. Narita primarily handles international flights.
     • Haneda International Airport: The city code for Haneda is HND. Haneda serves both domestic and international flights and is located closer to central Tokyo.

These city codes are used in airline reservations, baggage handling, and other travel-related processes to uniquely identify airports and streamline communication within the aviation industry. Travelers often encounter these codes when booking flights or checking their luggage, as they help ensure accurate routing and identification of destinations.