Newton MA ZIP Code
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Newton city is located in Massachusetts State, Middlesex County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Newton MA zip code by its streets and block numbers if we have some of the Newton streets loaded in our website
Newton Area Code is 617/857 and Time Zone is Eastern (GMT -05:00).
Newton Zip Code - Massachusetts
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Newton City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Newton ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Newton, Massachusetts.
The Newton Zip Code is 02458.
If you want to send a mail to Newton City, you should use the 02458 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Newton ZIP code system that it called ZIP+4, often called "plus-four codes", "add-on codes", or "add ons". A ZIP+4 code uses the basic 02458 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Newton city block, a group of apartments, an individual high-volume receiver of mail or any other unit that could use an extra identifier to aid in efficient mail sorting and delivery in Massachusetts.