US United States Major Regions Postal Code Details
๐๏ธ Vermilion ยท Illinois
61810
Allerton
61811
Alvin
61812
Armstrong
61883
Belgium
61814
Bismarck
61817
Catlin
61832
Central Park
60960
Clarence
61831
Collison
61834
Danville
60932
East Lynn
61841
Fairmount
61844
Fithian
61846
Georgetown
61832
Hegeler
61848
Henning
60942
Hoopeston
61850
Indianola
61857
Muncie
61858
Oakwood
61865
Potomac
60960
Rankin
61870
Ridge Farm
60963
Rossville
61876
Sidell
61832
Tilton
61883
Westville
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).