US United States Major Regions Postal Code Details
๐๏ธ Clark ยท South Dakota
                            57322
                                                                                                                                Bloomfield
57217
                                                                                                                                Bradley
57322
                                                                                                                                Carpenter
57225
                                                                                                                                Clark
57258
                                                                                                                                Clark Colony
57217
                                                                                                                                Crocker
57236
                                                                                                                                Garden City
57271
                                                                                                                                Naples
57258
                                                                                                                                Raymond
57271
                                                                                                                                Vienna
57278
                                                                                            Willow Lake
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).
