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What is a ZIP+4 code?

A ZIP+4 code adds four extra digits to a standard ZIP code to help USPS sort and deliver mail more accurately.

Are ZIP codes the same as postal codes?

ZIP codes are the postal code system used in the United States. Other countries use different postal code formats.

Asotin County ZIP Codes

Browse Asotin ZIP Codes

ZIP Codes in Asotin County help organize mail delivery and define local service areas. Each ZIP Code corresponds to a specific community or post office, ensuring residents, businesses, and visitors can find accurate address information quickly. By browsing the complete list of Asotin ZIP Codes, you can easily identify the correct code for mailing, business, or geographic purposes.

Clarkston

Post Office	Clarkston
County	Asotin
ZIP Code	99403

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Asotin

Post Office	Asotin
County	Asotin
ZIP Code	99402

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Anatone

Post Office	Anatone
County	Asotin
ZIP Code	99401

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