US United States Major Regions Postal Code Details
๐๏ธ Story ยท Iowa
50010
Ames
50046
Cambridge
50055
Clyde
50055
Collins
50056
Colo
50161
Farrar
50201
Fernald
50105
Gilbert
50124
Huxley
50161
Iowa Center
50013
Iowa State University
50134
Kelley
50161
Maxwell
50154
Mc Callsburg
50124
Midvale
50201
Nevada
50236
Roland
50201
Shipley
50244
Slater
50248
Story City
50278
Zearing
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).