US United States Major Regions Postal Code Details
๐๏ธ Catahoula ยท Louisiana
71401
Aimwell
71343
Archie
71343
Book
71425
Enterprise
71340
Harrisonburg
71343
Jonesville
71343
Larto
71368
Leland
71343
Lismore
71343
Manifest
71343
Mayna
71343
Parhams
71368
Peck
71343
Quaid
71363
Rhinehart
71368
Sicily Island
71343
Trinity
71343
Utility
71343
Wallace Ridge
71343
Walters
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).