The Carbondale, Illinois, U.S. graticule is located at (37, -89). It encompasses parts of Southern Illinois and South-East Missouri. Some of the Cities in this graticule are(in alphabetical order by state):
-Cairo, Illinois -Carbondale, Illinois -Chester, Illinois -Christopher, Illinois -Herrin, Illinois -Murphysboro, Illinois -Perryville, Illinois -Cape Girardeau, Missouri -Chaffee, Missouri -Jackson, Missouri -Scott City, Missouri