US United States Major Regions Postal Code Details
๐๏ธ Brule ยท South Dakota
                            57325
                                                                                                                                Bijou Hills
57325
                                                                                                                                Chamberlain
57355
                                                                                                                                Kimball
57355
                                                                                                                                Lyonville
57325
                                                                                                                                Ola
57370
                                                                                                                                Pukwana
57370
                                                                                                                                Shelby
57326
                                                                                            St Joseph Indian School
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).
