US United States Major Regions Postal Code Details
๐๏ธ Winnebago ยท Wisconsin
54927
Butte Des Morts
54963
Eureka
54947
Larsen
54952
Menasha
54906
Miles Kimball Co
54956
Neenah
54963
Omro
54906
Oshkosh
54964
Pickett
54980
Waukau
54947
Winchester
54985
Winnebago
54986
Winneconne
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).