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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 Stephenson, Illinois

Browse Stephenson ZIP Codes

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

Freeport

Post Office	Freeport
Division	Stephenson
Pincode	61032

Lena

Post Office	Lena
Division	Stephenson
Pincode	61048

Davis

Post Office	Davis
Division	Stephenson
Pincode	61019

Pearl City

Post Office	Pearl City
Division	Stephenson
Pincode	61062

Rock City

Post Office	Rock City
Division	Stephenson
Pincode	61070

Orangeville

Post Office	Orangeville
Division	Stephenson
Pincode	61060

Total Post Offices (14) Page 1 of 3
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Cities in Stephenson

14 cities in Stephenson County | List of ZIP Codes in Illinois

ZIP codes in Stephenson 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 Stephenson County.

Businesses and service providers rely on accurate ZIP code information in Stephenson 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 Stephenson 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 Stephenson County, making ZIP codes an essential part of daily life and business operations.