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What is a ZIP+4 code?

A ZIP+4 code adds four digits to the basic five-digit ZIP code. It helps the USPS deliver mail more precisely to specific addresses or buildings.

Are ZIP codes the same as postal codes?

ZIP codes are the U.S. version of postal codes, used by the USPS to identify delivery areas. Other countries use postal codes with different formats.

Complete ZIP Codes For Mchenry, Illinois

Browse Mchenry ZIP Codes

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

Crystal Lake

Post Office	Crystal Lake
Division	Mchenry
Pincode	60014

Algonquin

Post Office	Algonquin
Division	Mchenry
Pincode	60102

Woodstock

Post Office	Woodstock
Division	Mchenry
Pincode	60098

Mchenry

Post Office	Mchenry
Division	Mchenry
Pincode	60050

Huntley

Post Office	Huntley
Division	Mchenry
Pincode	60142

Lake In The Hills

Post Office	Lake In The Hills
Division	Mchenry
Pincode	60156

Total Post Offices (19) Page 1 of 4
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Cities in Mchenry

16 cities in Mchenry County | List of ZIP Codes in Illinois

ZIP codes in Mchenry County, Illinois not only facilitate mail delivery but also provide important demographic and geographic insights. Each ZIP code corresponds to specific areas within the county, helping businesses, residents, and researchers understand population distribution, city locations, and service coverage across Mchenry County.

Businesses and service providers rely on accurate ZIP code information in Mchenry County to plan deliveries, target customers, and ensure timely services. By referencing the full list of ZIP codes, companies can optimize logistics and outreach, while residents can easily identify the correct postal codes for their addresses within Illinois.

Knowing the correct ZIP codes in Mchenry County ensures fast and accurate mail delivery from the United States Postal Service (USPS). It also helps travelers, online shoppers, and local residents navigate efficiently across towns and communities in Mchenry County, making ZIP codes an essential part of daily life and business operations.