US United States Major Regions Postal Code Details
๐๏ธ Colorado ยท Texas
78935
Alleyton
77412
Altair
78962
Borden
78934
Columbus
77434
Eagle Lake
77434
Elm Grove
77442
Garwood
78943
Glidden
78934
Hillcrest
77460
Nada
78951
Oakland
78962
Osage
77470
Rock Island
77475
Sheridan
78962
Weimar
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).