US United States Major Regions Postal Code Details
๐๏ธ Mason ยท Illinois
62617
Bath
62633
Biggs
61532
Bishop
62633
Easton
62644
Eckard
62644
Enion
61532
Forest City
61567
Goofy Ridge
62644
Havana
62655
Kilbourne
62664
Luther
62617
Lynchburg
61546
Manito
62664
Mason City
61546
Parkland
62633
Poplar City
62682
San Jose
62617
Snicarte
61546
Spring Lake
61546
Talbott
62664
Teheran
61567
Topeka
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).