Highland County, Ohio Area Code

Highland County, OH Area Codes are

937 and 326

Highland County, OH is officially utilizing two area codes which are area codes 326 and 937.

In addition to Highland County, OH area code information read more details about area code 937, area code 326, and Ohio area codes.

Highland County, OH is located in Highland County and observes the Eastern Time Zone. View our Times by Area Code tool.

Ohio Area Code Map