US United States Major Regions Postal Code Details
๐๏ธ Livingston ยท Illinois
61311
Ancona
61739
Avoca
61313
Blackstone
60920
Campus
61764
Cayuga
61739
Champlin
60921
Chatsworth
61319
Cornell
60929
Cullom
60420
Dwight
60934
Emington
61764
Eppards Point
61769
Eylar
61739
Fairbury
61740
Flanagan
61741
Forrest
61743
Graymont
61333
Long Point
61319
Manville
61764
McDowell
61740
Nebraska Township
61764
Ocoya
60460
Odell
61764
Owego
61741
Pleasant Ridge
61764
Pontiac
61764
Rooks Creek
61764
Rowe
61764
Rugby
61769
Saunemin
61769
Scovel
61775
Strawn
61311
Streator
61313
Sunbury
61764
Swygert
61764
Vermillion Estates
61741
Wing
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).