US United States Major Regions Postal Code Details
🏛️ Middlesex · Massachusetts
01718Acton
Acton middlesex massachusetts 01718 United States
02474Arlington
Arlington middlesex massachusetts 02474 United States
02475Arlington Heights
Arlington Heights middlesex massachusetts 02475 United States
01431Ashby
Ashby middlesex massachusetts 01431 United States
01721Ashland
Ashland middlesex massachusetts 01721 United States
02466Auburndale
Auburndale middlesex massachusetts 02466 United States
01434Ayer
Ayer middlesex massachusetts 01434 United States
01815Bank Of America
Bank Of America middlesex massachusetts 01815 United States
01731Bedford
Bedford middlesex massachusetts 01731 United States
02478Belmont
Belmont middlesex massachusetts 02478 United States
01822Billerica
Billerica middlesex massachusetts 01822 United States
02467Boston Clg
Boston Clg middlesex massachusetts 02467 United States
02467Boston College
Boston College middlesex massachusetts 02467 United States
01719Boxborough
Boxborough middlesex massachusetts 01719 United States
01803Burlington
Burlington middlesex massachusetts 01803 United States
02142Cambridge
Cambridge middlesex massachusetts 02142 United States
02139Cambridgeport
Cambridgeport middlesex massachusetts 02139 United States
01741Carlisle
Carlisle middlesex massachusetts 01741 United States
01824Chelmsford
Chelmsford middlesex massachusetts 01824 United States
02493Cherry Brook
Cherry Brook middlesex massachusetts 02493 United States
02467Chestnut Hill
Chestnut Hill middlesex massachusetts 02467 United States
01778Cochituate
Cochituate middlesex massachusetts 01778 United States
01742Concord
Concord middlesex massachusetts 01742 United States
01434Devens
Devens middlesex massachusetts 01434 United States
01826Dracut
Dracut middlesex massachusetts 01826 United States
01827Dunstable
Dunstable middlesex massachusetts 01827 United States
02474East Arlington
East Arlington middlesex massachusetts 02474 United States
02141East Cambridge
East Cambridge middlesex massachusetts 02141 United States
01463East Pepperell
East Pepperell middlesex massachusetts 01463 United States
02143East Somerville
East Somerville middlesex massachusetts 02143 United States
02472East Watertown
East Watertown middlesex massachusetts 02472 United States
02149Everett
Everett middlesex massachusetts 02149 United States
02477Field Premium Inc
Field Premium Inc middlesex massachusetts 02477 United States
01886Forge Village
Forge Village middlesex massachusetts 01886 United States
01432Fort Devens
Fort Devens middlesex massachusetts 01432 United States
01703Framingham
Framingham middlesex massachusetts 01703 United States
01701Framingham Center
Framingham Center middlesex massachusetts 01701 United States
01701Framingham So
Framingham So middlesex massachusetts 01701 United States
01432Ft Devens
Ft Devens middlesex massachusetts 01432 United States
01471Groton
Groton middlesex massachusetts 01471 United States
01731Hanscom AFB
Hanscom AFB middlesex massachusetts 01731 United States
02238Harvard Square
Harvard Square middlesex massachusetts 02238 United States
02493Hastings
Hastings middlesex massachusetts 02493 United States
01746Holliston
Holliston middlesex massachusetts 01746 United States
01748Hopkinton
Hopkinton middlesex massachusetts 01748 United States
01749Hudson
Hudson middlesex massachusetts 01749 United States
02139Inman Square
Inman Square middlesex massachusetts 02139 United States
01824Kates Corner
Kates Corner middlesex massachusetts 01824 United States
02493Kendal Green
Kendal Green middlesex massachusetts 02493 United States
02142Kendall Square
Kendall Square middlesex massachusetts 02142 United States
01805Lahey Clinic Med Ctr
Lahey Clinic Med Ctr middlesex massachusetts 01805 United States
02421Lexington
Lexington middlesex massachusetts 02421 United States
01773Lincoln
Lincoln middlesex massachusetts 01773 United States
01773Lincoln Center
Lincoln Center middlesex massachusetts 01773 United States
01460Littleton
Littleton middlesex massachusetts 01460 United States
01854Lowell
Lowell middlesex massachusetts 01854 United States
02148Malden
Malden middlesex massachusetts 02148 United States
01752Marlborough
Marlborough middlesex massachusetts 01752 United States
01889Massachusetts District
Massachusetts District middlesex massachusetts 01889 United States
01754Maynard
Maynard middlesex massachusetts 01754 United States
02155Medford
Medford middlesex massachusetts 02155 United States
01813Mellon Financial Services
Mellon Financial Services middlesex massachusetts 01813 United States
02176Melrose
Melrose middlesex massachusetts 02176 United States
01889N Reading
N Reading middlesex massachusetts 01889 United States
01886Nabnasset
Nabnasset middlesex massachusetts 01886 United States
01760Natick
Natick middlesex massachusetts 01760 United States
01470New England Business Brm
New England Business Brm middlesex massachusetts 01470 United States
01471New England Business Svc Inc
New England Business Svc Inc middlesex massachusetts 01471 United States
02456New Town
New Town middlesex massachusetts 02456 United States
02456Newton
Newton middlesex massachusetts 02456 United States
02459Newton Center
Newton Center middlesex massachusetts 02459 United States
02461Newton Highlands
Newton Highlands middlesex massachusetts 02461 United States
02462Newton Lower Falls
Newton Lower Falls middlesex massachusetts 02462 United States
02464Newton Upper Falls
Newton Upper Falls middlesex massachusetts 02464 United States
02458Newtonville
Newtonville middlesex massachusetts 02458 United States
02495Nonantum
Nonantum middlesex massachusetts 02495 United States
01862North Billerica
North Billerica middlesex massachusetts 01862 United States
02140North Cambridge
North Cambridge middlesex massachusetts 02140 United States
01863North Chelmsford
North Chelmsford middlesex massachusetts 01863 United States
01760North Natick
North Natick middlesex massachusetts 01760 United States
01889North Reading
North Reading middlesex massachusetts 01889 United States
01776North Sudbury
North Sudbury middlesex massachusetts 01776 United States
02451North Waltham
North Waltham middlesex massachusetts 02451 United States
01865Nuttings Lake
Nuttings Lake middlesex massachusetts 01865 United States
01463Pepperell
Pepperell middlesex massachusetts 01463 United States
01866Pinehurst
Pinehurst middlesex massachusetts 01866 United States
01460Pingryville
Pingryville middlesex massachusetts 01460 United States
02140Porter Square
Porter Square middlesex massachusetts 02140 United States
01867Reading
Reading middlesex massachusetts 01867 United States
02458Riverside
Riverside middlesex massachusetts 02458 United States
01824S Chelmsford
S Chelmsford middlesex massachusetts 01824 United States
01701Saxonville
Saxonville middlesex massachusetts 01701 United States
01770Sherborn
Sherborn middlesex massachusetts 01770 United States
01464Shirley
Shirley middlesex massachusetts 01464 United States
01464Shirley Center
Shirley Center middlesex massachusetts 01464 United States
02493Silver Hill
Silver Hill middlesex massachusetts 02493 United States
02143Somerville
Somerville middlesex massachusetts 02143 United States
01760South Natick
South Natick middlesex massachusetts 01760 United States
02453South Waltham
South Waltham middlesex massachusetts 02453 United States
02180Stoneham
Stoneham middlesex massachusetts 02180 United States
02493Stony Brook
Stony Brook middlesex massachusetts 02493 United States
01775Stow
Stow middlesex massachusetts 01775 United States
01776Sudbury
Sudbury middlesex massachusetts 01776 United States
01876Tewksbury
Tewksbury middlesex massachusetts 01876 United States
01469Townsend
Townsend middlesex massachusetts 01469 United States
02153Tufts Univ
Tufts Univ middlesex massachusetts 02153 United States
02153Tufts University
Tufts University middlesex massachusetts 02153 United States
01879Tyngsboro
Tyngsboro middlesex massachusetts 01879 United States
02468Waban
Waban middlesex massachusetts 02468 United States
01880Wakefield
Wakefield middlesex massachusetts 01880 United States
02452Waltham
Waltham middlesex massachusetts 02452 United States
02471Watertown
Watertown middlesex massachusetts 02471 United States
02479Waverley
Waverley middlesex massachusetts 02479 United States
01778Wayland
Wayland middlesex massachusetts 01778 United States
01720West Acton
West Acton middlesex massachusetts 01720 United States
01742West Concord
West Concord middlesex massachusetts 01742 United States
01472West Groton
West Groton middlesex massachusetts 01472 United States
02156West Medford
West Medford middlesex massachusetts 02156 United States
02465West Newton
West Newton middlesex massachusetts 02465 United States
02144West Somerville
West Somerville middlesex massachusetts 02144 United States
01474West Townsend
West Townsend middlesex massachusetts 01474 United States
01886Westford
Westford middlesex massachusetts 01886 United States
02493Weston
Weston middlesex massachusetts 02493 United States
01887Wilmington
Wilmington middlesex massachusetts 01887 United States
01890Winchester
Winchester middlesex massachusetts 01890 United States
02145Winter Hill
Winter Hill middlesex massachusetts 02145 United States
01801Woburn
Woburn middlesex massachusetts 01801 United States
01784Woodville
Woodville middlesex massachusetts 01784 United States
📋 United States Address and Delivery Guidance
📮
Use a Complete Delivery Address:
Include the recipient name, building or street address, locality, region where applicable, postal code when the destination uses one, and the destination country or territory.
🌍
Follow Local Address Conventions:
Use the language, character set and address order requested by the recipient, official postal operator or carrier. Do not assume every destination uses the same postal-code format.
✅
Verify Before Dispatch:
Confirm the postal code, service coverage and any customs or carrier requirements with the recipient and the relevant official postal operator before shipping.
💡
Delivery Information Is Context-Specific:
Postal codes help routing only in territories that use them. Accurate recipient details remain essential for delivery in every destination.
Postal information, sources and verification
Use this page as a routing reference and confirm the complete address, postal code format and delivery restrictions with the relevant official postal operator or carrier before dispatch.
Editorial and service accountability
This postal-code reference is maintained by the 56ok.com logistics-content team for international shipping preparation. It is reviewed against publicly available postal-operator information; it is not an official postal authority and does not replace carrier or customs instructions.
This reference is maintained as postal and carrier information changes. Need a correction? Contact our team.
Privacy, terms and disclaimer
Your search terms are handled under our Privacy Policy. Review our Terms of Service and disclaimer before relying on any logistics or delivery information.
📮United States Postal FAQ and delivery guidance
📮 What is the format of a US ZIP code?
Standard format is 5 digits (e.g., 10001). Extended format is ZIP+4 (9 digits like 10001-1234) with a hyphen.
🔍 How to find the ZIP code for an address?
Use the USPS ZIP Code Lookup tool by entering the full address on the official USPS website.
⚠️ What happens if I use a wrong ZIP code?
Mail may be delayed, returned, or lost. For important documents, use USPS tracking and verify the ZIP code.
🔄 Do ZIP codes ever change?
Yes, USPS may update ZIP codes due to regional adjustments. Always confirm your ZIP code after an address change.
📦 Is a ZIP code required for international mail to the US?
Absolutely. Always include the US ZIP code at the end of the address (e.g., New York, NY 10001 USA).
