US United States Major Regions Postal Code Details
๐๏ธ Beadle ยท South Dakota
57348
Bonilla
57350
Broadland
57324
Cavour
57399
Dakota Central Mpc
57381
Danforth
57348
Hitchcock
57350
Huron
57350
Huron Colony
57350
James Valley
57350
Lake Byron
57399
United States Postal Service
57381
Vayland
57379
Virgil
57381
Wessington
57384
Wolsey
57386
Yale
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).