Winnisquam, New Hampshire Area Code

Winnisquam, NH Area Codes are

Winnisquam, NH is officially utilizing one area code which is area code 603.

In addition to Winnisquam, NH area code information read more about area code 603 details and New Hampshire area codes.

Winnisquam, NH is located in Belknap County and observes the Eastern Time Zone. View our Times by Area Code tool.

New Hampshire Area Code Map