US United States Major Regions Postal Code Details
๐๏ธ Gibson ยท Tennessee
38316
Bradford
38330
Dyer
38331
Eaton
38338
Gibson
38343
Humboldt
38346
Idlewild
38233
Kenton
38233
Masonhall
38355
Medina
38358
Milan
38358
Milan Army Ammunition Plant
38369
Rutherford
38343
Three Way
38382
Trenton
38389
Yorkville
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).