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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.

Irion County ZIP Codes

Browse Irion ZIP Codes

ZIP Codes in Irion 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 Irion ZIP Codes, you can easily identify the correct code for mailing, business, or geographic purposes.

Mertzon

Post Office	Mertzon
County	Irion
ZIP Code	76941

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Barnhart

Post Office	Barnhart
County	Irion
ZIP Code	76930

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