Jonesborough, Tennessee Area Code

Jonesborough, TN Area Codes are

Jonesborough, TN is officially utilizing one area code which is area code 423.

In addition to Jonesborough, TN area code information read more about area code 423 details and Tennessee area codes.

Jonesborough, TN is located in Washington County and observes the Eastern Time Zone. View our Times by Area Code tool.

Tennessee Area Code Map