US United States Major Regions Postal Code Details
🏛️ Cheshire · New Hampshire
03602Alstead
Alstead cheshire new hampshire 03602 United States
03602Alstead Center
Alstead Center cheshire new hampshire 03602 United States
03441Ashuelot
Ashuelot cheshire new hampshire 03441 United States
03443Chesterfield
Chesterfield cheshire new hampshire 03443 United States
03604Drewsville
Drewsville cheshire new hampshire 03604 United States
03444Dublin
Dublin cheshire new hampshire 03444 United States
03602East Alstead
East Alstead cheshire new hampshire 03602 United States
03445East Sullivan
East Sullivan cheshire new hampshire 03445 United States
03446East Swanzey
East Swanzey cheshire new hampshire 03446 United States
03447Fitzwilliam
Fitzwilliam cheshire new hampshire 03447 United States
03448Gilsum
Gilsum cheshire new hampshire 03448 United States
03450Harrisville
Harrisville cheshire new hampshire 03450 United States
03451Hinsdale
Hinsdale cheshire new hampshire 03451 United States
03452Jaffrey
Jaffrey cheshire new hampshire 03452 United States
03435Keene
Keene cheshire new hampshire 03435 United States
03435Keene State College
Keene State College cheshire new hampshire 03435 United States
03602Langdon
Langdon cheshire new hampshire 03602 United States
03455Marlborough
Marlborough cheshire new hampshire 03455 United States
03456Marlow
Marlow cheshire new hampshire 03456 United States
03457Munsonville
Munsonville cheshire new hampshire 03457 United States
03445Nelson
Nelson cheshire new hampshire 03445 United States
03431North Swanzey
North Swanzey cheshire new hampshire 03431 United States
03609North Walpole
North Walpole cheshire new hampshire 03609 United States
03470Richmond
Richmond cheshire new hampshire 03470 United States
03461Rindge
Rindge cheshire new hampshire 03461 United States
03431Roxbury
Roxbury cheshire new hampshire 03431 United States
03462Spofford
Spofford cheshire new hampshire 03462 United States
03464Stoddard
Stoddard cheshire new hampshire 03464 United States
03445Sullivan
Sullivan cheshire new hampshire 03445 United States
03431Surry
Surry cheshire new hampshire 03431 United States
03446Swanzey
Swanzey cheshire new hampshire 03446 United States
03446Swanzey Center
Swanzey Center cheshire new hampshire 03446 United States
03465Troy
Troy cheshire new hampshire 03465 United States
03608Walpole
Walpole cheshire new hampshire 03608 United States
03466West Chesterfield
West Chesterfield cheshire new hampshire 03466 United States
03469West Swanzey
West Swanzey cheshire new hampshire 03469 United States
03467Westmoreland
Westmoreland cheshire new hampshire 03467 United States
03470Winchester
Winchester cheshire new hampshire 03470 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.
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📮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).
