US United States Major Regions Postal Code Details
๐๏ธ Logan ยท Kentucky
42202
Adairville
42206
Auburn
42276
Cave Spring
42276
Cooperstown
42276
Daysville
42276
Gordonsville
42256
Lewisburg
42276
Oakville
42265
Olmstead
42256
Quality
42206
Richelieu
42276
Russellville
42206
South Union
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).