01821-6221 Zip Code
01821-6221 Zip Code is a 'Zip Code 5 Plus 4' zip code type in the state of Massachusetts, Billerica City. This Zip Code is assigned to a street address number or a street address range in Billerica, MA - US.
01821-6221 Area Code is 978/508 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)
01821-6221 ZIP Code 5 Plus 4
The U.S. Postal Service introduced an expanded ZIP code system in Billerica 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 Billerica Zip code (01821) plus four additional digits (6221) to identify a geographic segment within the five-digit delivery area, such as a the Glenvale AVE 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 01821-6221, applies to residential houses, business, buildings, and every Billerica City properties with Even and Odd numeration buildings in this range:
40 - 98 Glenvale AVE, Billerica, Massachusetts - US
Street View 01821-6221 in MA
01821-6221 Zip Code 5 Plus 4 Street View
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