Old Lyme, Connecticut Area Code

Old Lyme, CT Area Codes are

Old Lyme, CT is officially utilizing two area codes which are area codes 860 and 959.

In addition to Old Lyme, CT area code information read more details about area codes 860 and 959 and Connecticut area codes.

Old Lyme, CT is located in New London County and observes the Eastern Time Zone. View our Times by Area Code tool.