01720-5604 Zip Code
01720-5604 Zip Code is a 'Zip Code 5 Plus 4' zip code type in the state of Massachusetts, Acton City. This Zip Code is assigned to a street address number or a street address range in Acton, MA - US.
01720-5604 Area Code is 978/508/781 and Time Zone is Eastern (GMT -05:00).
Remember you have 2 kinds of blocks: even or odd. In this case, this Zip Code is assigned to Even and Odd numbers in the corresponding block(s)
01720-5604 ZIP Code 5 Plus 4
The U.S. Postal Service introduced an expanded ZIP code system in Acton named ZIP Code 5 Plus 4, often called "add-on codes" or "add ons" zip code. A ZIP Plus Four Code (ZIP+4) uses the basic Acton Zip code (01720) plus four additional digits (5604) to identify a geographic segment within the five-digit delivery area, such as a the Great RD street 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.
The zip code 01720-5604, applies to residential houses, business, buildings, and every Acton City properties with Even and Odd numeration buildings in this range:
16 - 50 Great RD, Acton, Massachusetts - US