Unsourced material may be challenged and removed. Map of Michigan area codes. Area code 313 is a telephone area code of the North American Numbering Plan serving Detroit and most of its closest suburbs in Wayne County, Michigan.Where is the area code 313 located?
Area code 313 is found in the US state of Michigan. Primarily servicing the city of Detroit (population: 662893), area code 313 covers 1 county of Michigan. Located in the Eastern time zone, area code 313 is on the same time as New York, NY.Where is telephone area code 313?
Area Code 313 Information. Area code 313 is the telephone area code serving the city of Detroit, Michigan, and some of the city's innermost suburbs, including Dearborn and Grosse Pointe.