This 7 county Street Guide to Chicago, Illinois takes navigation to the next level. Rand McNally Street Guides build on The Thomas GuideTM tradition that customers have come to trust and rely on. Sales people, delivery drivers, dispatchers and other residents are turning to Rand McNally to cross town more quickly. Features include: regular updates to ensure that new streets and points of interest are included; four-color maps for easy viewing; ZIP code boundaries, block numbers, highway exits, overpasses and underpasses shown on detailed maps; latitude and longitude notations that identify approximate global position; full index for easy location of streets and points of interest; foldout PageFinderTM map for quick and easy location of map pages; Cities and Communities: index to help users easily locate map pages; vicinity maps for overview coverage of surrounding areas; detailed map of downtown areas; consistent map scale from page to page; convenient lav flat special binding.