Category:State highways in Iowa
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The following are articles about state highways in the U.S. state of Iowa. The Iowa Department of Transportation maintains a system of state highways, usually called Iowa Highways. Within the State of Iowa, state route markers consist of a white circle against a black background, with a black route number in the center. U.S. and Interstate highways are also classified as state highways in Iowa.
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This list may not reflect recent changes (learn more).