South Lancaster MA ZIP Code
South Lancaster city is located in Massachusetts State, Worcester County and has a unique zip code assigned by the US Postal Service Office.
You can search for the South Lancaster MA zip code by its streets and block numbers if we have some of the South Lancaster streets loaded in our website
South Lancaster Area Code is 978 and Time Zone is Eastern (GMT -05:00).
South Lancaster Zip Code - Massachusetts
The US ZIP Code basic format consists of five decimal numerical digits assigned to the South Lancaster City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the South Lancaster ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in South Lancaster, Massachusetts.
The South Lancaster Zip Code is 01561.
If you want to send a mail to South Lancaster City, you should use the 01561 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded South Lancaster 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 01561 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a South Lancaster 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.