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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 Pennington, South Dakota

Browse Pennington ZIP Codes

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

Rapid City

Post Office	Rapid City
Division	Pennington
Pincode	57701

Rapid City

Post Office	Rapid City
Division	Pennington
Pincode	57702

Rapid City

Post Office	Rapid City
Division	Pennington
Pincode	57703

Box Elder

Post Office	Box Elder
Division	Pennington
Pincode	57719

Hermosa

Post Office	Hermosa
Division	Pennington
Pincode	57744

Hill City

Post Office	Hill City
Division	Pennington
Pincode	57745

Total Post Offices (15) Page 1 of 3
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Cities in Pennington

12 cities in Pennington County | List of ZIP Codes in South Dakota

ZIP codes in Pennington County, South Dakota 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 Pennington County.

Businesses and service providers rely on accurate ZIP code information in Pennington 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 South Dakota.

Knowing the correct ZIP codes in Pennington 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 Pennington County, making ZIP codes an essential part of daily life and business operations.