North Billerica, Massachusetts Area Code

North Billerica, MA Area Codes are

978 and 351

North Billerica, MA is officially utilizing an area code overlay in which area codes 351 and 978 serve the same geographic area. Ten digit dialing (area code + seven digit number) is necessary.

In addition to North Billerica, MA area code information read more about area codes 351 and 978 details and Massachusetts area codes.

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

Massachusetts Area Code Map