Chicago, IL

60691 is a unique ZIP code in Chicago, Illinois, primarily used by businesses and P.O. boxes. This area is host to the historic John Hancock Center, a 100-story skyscraper offering breathtaking views from its observatory. Additionally, the Museum of Contemporary Art Chicago is situated in this ZIP code, showcasing contemporary art collections and exhibitions. Overall, 60691 is a bustling area with a mix of commercial and cultural attractions.