How do I find a ZIP code by city or state?

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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.

Lake County ZIP Codes

Browse Lake ZIP Codes

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

Baldwin

Post Office	Baldwin
County	Lake
ZIP Code	49304

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Irons

Post Office	Irons
County	Lake
ZIP Code	49644

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Luther

Post Office	Luther
County	Lake
ZIP Code	49656

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Chase

Post Office	Chase
County	Lake
ZIP Code	49623

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Idlewild

Post Office	Idlewild
County	Lake
ZIP Code	49642

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