US United States Major Regions Postal Code Details
๐๏ธ York ยท Maine
04001
Acton
04002
Alfred
04046
Arundel
04004
Bar Mills
03901
Berwick
04005
Biddeford
04006
Biddeford Pool
04093
Buxton
03902
Cape Neddick
04014
Cape Porpoise
04020
Cornish
04005
Dayton
04028
East Parsonsfield
04030
East Waterboro
03903
Eliot
04042
Hollis Center
04043
Kennebunk
04046
Kennebunkport
04047
Kezar Falls
03904
Kittery
03905
Kittery Point
04027
Lebanon
04048
Limerick
04049
Limington
04002
Lyman
04047
Maplewood
04054
Moody
04056
Newfield
03906
North Berwick
04076
North Shapleigh
04061
North Waterboro
04063
Ocean Park
03907
Ogunquit
04064
Old Orchard Beach
04047
Parsonsfield
04072
Saco
04073
Sanford
04076
Shapleigh
03908
South Berwick
04083
Springvale
04087
Waterboro
04090
Wells
04093
West Buxton
04094
West Kennebunk
04095
West Newfield
03909
York
03910
York Beach
03911
York Harbor
๐ฎUS United States Regional Postal Code FAQ & Postal Regulations
๐ฎ 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.
๐ 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.
โ ๏ธ 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.
๐ Do ZIP codes ever change?
Yes, USPS may update ZIP codes due to regional adjustments. Always confirm your ZIP code after an address change.
๐ฆ 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).