US United States Major Regions Postal Code Details
๐๏ธ Edmonson ยท Kentucky
42207
Bee Spring
42275
Big Ready
42210
Brownsville
42210
Huff
42285
Kyrock
42210
Lindseyville
42259
Mammoth Cave
42259
Mammoth Cave National Park
42259
Ollie
42275
Region
42163
Rocky Hill
42275
Roundhill
42210
Sunfish
42285
Sweeden
42275
Threlkel
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).