US United States Major Regions Postal Code Details

๐Ÿ›๏ธ Clearwater ยท Idaho
83520
Ahsahka
Ahsahka clearwater idaho 83520 United States
83827
Elk River
Elk River clearwater idaho 83827 United States
83544
Greer
Greer clearwater idaho 83544 United States
83546
Headquarters
Headquarters clearwater idaho 83546 United States
83541
Lenore
Lenore clearwater idaho 83541 United States
83544
Orofino
Orofino clearwater idaho 83544 United States
83546
Pierce
Pierce clearwater idaho 83546 United States
83553
Weippe
Weippe clearwater idaho 83553 United States

๐Ÿ“ฎUS United States Regional Postal Code FAQ & Postal Regulations

๐Ÿ“ฎ 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.

๐Ÿ” 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.

โš ๏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.

๐Ÿ”„ Do ZIP codes ever change?

Yes, USPS may update ZIP codes due to regional adjustments. Always confirm your ZIP code after an address change.

๐Ÿ“ฆ 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).