65003 is part of the City of Chicago, located in Cook County. It is part of the Near North Side community, commonly known as Old Town. 65003 is a densely populated area with a mix of residential, commercial and industrial properties. The area contains more than 1,300 businesses and offers easy access to the Chicago Loop. North Avenue divides the 65003 zip code into two distinct sections—the north and the south—which share different characteristics and amenities. On the north side, there are smaller residential buildings that feature a variety of architectural styles, while the south side consists of high-rise apartment and condo buildings. The area offers a variety of shops, restaurants, and other amenities such as parks, schools, and churches. Transportation options in 65003 include the Brown and Red Line trains, numerous bus lines, and easy access to the highways.