Atlas is an unincorporated community which lies at the intersection of US Route 54 and Illinois Route 96 in western Pike County, Illinois. The Illinois community of Rockport lies about 2.5 miles to the northwest along Route 96, while the city of Louisiana, Missouri, lies about six miles to the southwest across the Mississippi River.Illinois Atlas & Gazetteer, DeLorme, 2010, 6th edition, p. 58,

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