Chicago, ILZIP code 60699 is a unique postal code assigned exclusively to the Willis Tower in Chicago, Illinois. This iconic skyscraper, formerly known as the Sears Tower, stands as the second-tallest building in the United States. Situated in the heart of the city's downtown Loop district, the Willis Tower offers breathtaking views from its observation deck and houses numerous businesses and attractions, including the Skydeck Chicago experience. |
ZIP code 60699Chicago, ILUnited StatesUS > IL > Cook County > 60699 Daylight Saving:
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