Seneca, Michigan Area Code
Seneca, MI Area Codes are
Seneca, MI is officially utilizing one area code which is 517.
In addition to Seneca, MI area code information read more about area code 517 details and Michigan area codes.
Seneca, MI is located in Lenawee County and observes the Eastern Time Zone. View our Times by Area Code tool.
Area Codes Look Up By State and City
Area Codes Look Up in Surrounding Places