US United States Major Regions Postal Code Details
๐๏ธ Walworth ยท Wisconsin
53114
Darien
53115
Delavan
53120
East Troy
53121
Elkhorn
53125
Fontana
53128
Genoa City
53138
Honey Creek
53147
Lake Geneva
53148
Lyons
53157
Pell Lake
53585
Sharon
53176
Springfield
53184
Walworth
53190
Whitewater
53191
Williams Bay
53195
Zenda
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).