US United States Major Regions Postal Code Details
🏛️ Teller · Colorado
80813
Cripple Creek
80863
Crystola
80814
Divide
80860
Elkton
80816
Florissant
80816
Florissant Fossil Beds Natio
80860
Goldfield
80816
Twin Rock
80860
Victor
80863
Westwood Lake
80866
Woodland Park
📮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).