US United States Major Regions Postal Code Details
🏛️ York · Maine
04001Acton
Acton york maine 04001 United States
04002Alfred
Alfred york maine 04002 United States
04046Arundel
Arundel york maine 04046 United States
04004Bar Mills
Bar Mills york maine 04004 United States
03901Berwick
Berwick york maine 03901 United States
04005Biddeford
Biddeford york maine 04005 United States
04006Biddeford Pool
Biddeford Pool york maine 04006 United States
04093Buxton
Buxton york maine 04093 United States
03902Cape Neddick
Cape Neddick york maine 03902 United States
04014Cape Porpoise
Cape Porpoise york maine 04014 United States
04020Cornish
Cornish york maine 04020 United States
04005Dayton
Dayton york maine 04005 United States
04028East Parsonsfield
East Parsonsfield york maine 04028 United States
04030East Waterboro
East Waterboro york maine 04030 United States
03903Eliot
Eliot york maine 03903 United States
04042Hollis Center
Hollis Center york maine 04042 United States
04043Kennebunk
Kennebunk york maine 04043 United States
04046Kennebunkport
Kennebunkport york maine 04046 United States
04047Kezar Falls
Kezar Falls york maine 04047 United States
03904Kittery
Kittery york maine 03904 United States
03905Kittery Point
Kittery Point york maine 03905 United States
04027Lebanon
Lebanon york maine 04027 United States
04048Limerick
Limerick york maine 04048 United States
04049Limington
Limington york maine 04049 United States
04002Lyman
Lyman york maine 04002 United States
04047Maplewood
Maplewood york maine 04047 United States
04054Moody
Moody york maine 04054 United States
04056Newfield
Newfield york maine 04056 United States
03906North Berwick
North Berwick york maine 03906 United States
04076North Shapleigh
North Shapleigh york maine 04076 United States
04061North Waterboro
North Waterboro york maine 04061 United States
04063Ocean Park
Ocean Park york maine 04063 United States
03907Ogunquit
Ogunquit york maine 03907 United States
04064Old Orchard Beach
Old Orchard Beach york maine 04064 United States
04047Parsonsfield
Parsonsfield york maine 04047 United States
04072Saco
Saco york maine 04072 United States
04073Sanford
Sanford york maine 04073 United States
04076Shapleigh
Shapleigh york maine 04076 United States
03908South Berwick
South Berwick york maine 03908 United States
04083Springvale
Springvale york maine 04083 United States
04087Waterboro
Waterboro york maine 04087 United States
04090Wells
Wells york maine 04090 United States
04093West Buxton
West Buxton york maine 04093 United States
04094West Kennebunk
West Kennebunk york maine 04094 United States
04095West Newfield
West Newfield york maine 04095 United States
03909York
York york maine 03909 United States
03910York Beach
York Beach york maine 03910 United States
03911York Harbor
York Harbor york maine 03911 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).
