Chicago, IL

ZIP code 60666 is located within the city of Chicago, Illinois. This area is primarily known for being home to O'Hare International Airport, one of the busiest airports in the United States. Additionally, 60666 is nearby to the Donald E. Stephens Convention Center, a popular venue for trade shows and events. The zip code is predominantly industrial and commercial, with a heavy focus on travel and tourism due to its close proximity to the airport.