Middle River, Maryland Area Code

Middle River, MD Area Codes are

410, 443 and 667

Middle River, MD is using an area code overlay in which area codes 410, 443 and 667 serve the same geographic area. Ten digit dialing (area code + seven digit number) is necessary.

In addition to Middle River, MD area code information read more about area codes 410, 443 and 667 details and Maryland area codes.

Middle River, MD is located in Baltimore County and observes the Eastern Time Zone. View our Times by Area Code tool.

Maryland Area Code Map