Boston, Massachusetts ZIP Codes
Looking for the zip code of Boston, Massachusetts USA? Below is the complete list of every ZIP code in Boston, Massachusetts — 36 ZIP codes in total, primarily in Suffolk County. Use our free tools to look up any address, verify it, or find cities by ZIP.
All 36 ZIP Codes in Boston
Every boston zip code, sorted numerically:
About Boston ZIP Codes
The Boston, Massachusetts zip code area covers 36 unique ZIP codes from 02108 to 02298. Whether you are mailing a letter, shipping a package, or filling out a form, using the correct Boston ZIP code ensures fast, accurate delivery by USPS.
Boston sits mainly in Suffolk County, Massachusetts. ZIP codes here serve downtown districts, residential neighborhoods, business centers, and surrounding communities. If you are unsure which ZIP code belongs to your street address, our ZIP Code by Address tool finds it instantly.
Frequently Asked Questions
How many ZIP codes does Boston have?
Boston has 36 ZIP codes, ranging from 02108 to 02298.
What is the ZIP code of Boston, Massachusetts?
There is no single ZIP code for Boston — the city uses 36 ZIP codes. Enter your street address in our ZIP Code by Address tool to find your exact one.
What county is Boston, Massachusetts in?
Boston is primarily in Suffolk County, Massachusetts.
How do I find my ZIP+4 code in Boston?
Use our free ZIP+4 Lookup tool — enter your Boston street address to get the full 9-digit code.
Related ZIP Code Tools
Find the ZIP code for any Boston street address.
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