US United States Major Regions Postal Code Details
🏛️ Hunterdon · New Jersey
08801Annandale
Annandale hunterdon new jersey 08801 United States
08802Asbury
Asbury hunterdon new jersey 08802 United States
08803Baptistown
Baptistown hunterdon new jersey 08803 United States
08804Bloomsbury
Bloomsbury hunterdon new jersey 08804 United States
07830Califon
Califon hunterdon new jersey 07830 United States
08809Clinton
Clinton hunterdon new jersey 08809 United States
08551East Amwell
East Amwell hunterdon new jersey 08551 United States
08551East Amwell Township
East Amwell Township hunterdon new jersey 08551 United States
08822Flemington
Flemington hunterdon new jersey 08822 United States
08825Frenchtown
Frenchtown hunterdon new jersey 08825 United States
08826Glen Gardner
Glen Gardner hunterdon new jersey 08826 United States
08827Hampton
Hampton hunterdon new jersey 08827 United States
08829High Bridge
High Bridge hunterdon new jersey 08829 United States
08530Lambertville
Lambertville hunterdon new jersey 08530 United States
08833Lebanon
Lebanon hunterdon new jersey 08833 United States
08834Little York
Little York hunterdon new jersey 08834 United States
08848Milford
Milford hunterdon new jersey 08848 United States
08858Oldwick
Oldwick hunterdon new jersey 08858 United States
08867Pittstown
Pittstown hunterdon new jersey 08867 United States
07979Pottersville
Pottersville hunterdon new jersey 07979 United States
08868Quakertown
Quakertown hunterdon new jersey 08868 United States
08870Readington
Readington hunterdon new jersey 08870 United States
08551Ringoes
Ringoes hunterdon new jersey 08551 United States
08556Rosemont
Rosemont hunterdon new jersey 08556 United States
08557Sergeantsville
Sergeantsville hunterdon new jersey 08557 United States
08885Stanton
Stanton hunterdon new jersey 08885 United States
08559Stockton
Stockton hunterdon new jersey 08559 United States
07830Tewksbury Township
Tewksbury Township hunterdon new jersey 07830 United States
08887Three Bridges
Three Bridges hunterdon new jersey 08887 United States
08530West Amwell
West Amwell hunterdon new jersey 08530 United States
08888Whitehouse
Whitehouse hunterdon new jersey 08888 United States
08889Whitehouse Station
Whitehouse Station hunterdon new jersey 08889 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).
