What is the area code for Newton, MA?

Newton uses 2 area codes: 617 and 857. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.

What time zone is Newton in?

Newton is in the Eastern time zone.

Newton, Massachusetts (population 90,741) uses area codes 617 and 857.

Area code617

Area code857

Time zoneEastern

Local time now…

Newton and nearby cities in area code 617

66 prefixes are assigned to the Newton exchange: 18% mobile, 30% VoIP and cable, 52% landline.

Area code	Prefixes serving Newton	Main carriers in this code
617	48	Verizon, Verizon Business (MCImetro), AT&T Mobility
857	18	Verizon Wireless, T-Mobile, Onvoy (Sinch)

Numbers starting with these first six digits were originally assigned to the Newton exchange.

What is the area code for Newton, MA?: Newton uses 2 area codes: 617 and 857. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
What time zone is Newton in?: Newton is in the Eastern time zone.