Holliston MA ZIP Code
Holliston 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 Holliston MA zip code by its streets and block numbers if we have some of the Holliston streets loaded in our website
Holliston Area Code is 508/774 and Time Zone is Eastern (GMT -05:00).
Holliston Zip Code - Massachusetts
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Holliston City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Holliston ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Holliston, Massachusetts.
The Holliston Zip Code is 01746.
If you want to send a mail to Holliston City, you should use the 01746 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Holliston 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 01746 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Holliston 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.