Haddam, Connecticut Area Code

Haddam, CT Area Codes are

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

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

Haddam, CT is located in Middlesex County and observes the Eastern Time Zone. View our Times by Area Code tool.

Connecticut Area Code Map