US United States Major Regions Postal Code Details
🏛️ Lowndes · Mississippi
39736
Artesia
39740
Bartahatchie
39740
Caledonia
39704
Columbus
39710
Columbus AFB
39743
Crawford
39701
Fairlane
39701
G T Airport
39701
Golden Triangle Regional Air
39740
Kolola Springs
39753
Mayhew
39701
McCrary
39701
New Hope
39743
Penns
39766
Steens
39743
Trinity
39740
White Sand
📮US United States Regional Postal Code FAQ & Postal Regulations
📮 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.
🔍 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.
⚠️ 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.
🔄 Do ZIP codes ever change?
Yes, USPS may update ZIP codes due to regional adjustments. Always confirm your ZIP code after an address change.
📦 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).