Yankton ZIP Code Finder by Area and Number South Dakota

The Yankton zip code is 57078 in South Dakota helps people find the correct mailing location for homes, businesses, and services in Yankton.

Welcome to our complete guide for Yankton, South Dakota ZIP Codes. Whether you're moving to Yankton, sending mail, searching for an address, or looking for local postal information, this page provides everything you need to know about the ZIP Codes serving Yankton, South Dakota.

Every Yankton ZIP Code is assigned by the United States Postal Service (USPS) to support efficient mail delivery and address identification. In addition to postal services, Yankton ZIP Codes are widely used for online shopping, navigation, banking, insurance, healthcare, business operations, and government services.

City	Yankton
Zip Code	57078
State	South Dakota
County	Yankton
Population	20,547
Latitude	42.91782
Longitude	-97.44702
Time Zone	America/Chicago

The Yankton South Dakota zip code is used by USPS for mail delivery, shipping, and address identification across Yankton and nearby South Dakota cities.

Yankton South Dakota is a growing city in South Dakota, and many people search for the Yankton zip code, Yankton postal code, Yankton SD zip code, and Yankton South Dakota mailing code when sending mail or locating addresses. The zip code in Yankton is important for deliveries, online orders, location searches, and business listings in Yankton.

If you are searching for the Yankton zip code list, Yankton SD postal code, Yankton South Dakota city zip code, or Yankton mailing zip code, this page helps you quickly find the correct Yankton zip code. Many residents, travelers, and businesses use the Yankton zip code lookup to confirm the correct Yankton mailing address.

The Yankton zip code area covers neighborhoods, residential communities, and business locations in Yankton SD. Whether you are looking for the Yankton city zip code, Yankton South Dakota postal code, Yankton SD mailing code, or Yankton location zip code, the Yankton zip code South Dakota helps identify the correct postal region in South Dakota.

People also search for zip codes near Yankton, Yankton postal codes, Yankton SD zip code lookup, Yankton address zip code, and Yankton South Dakota USPS zip code to find nearby locations in South Dakota.

ZIP Codes in Yankton

The following ZIP Codes serve Yankton, South Dakota.

ZIP Code	County	Population	Time Zone
57078	Yankton	20,547	America/Chicago

Whether you're searching for a residential, commercial, or mailing address, the ZIP Code list above makes it easy to find the correct postal code for Yankton.

About Yankton, South Dakota

Yankton is located in Yankton County, South Dakota, and is served by one or more ZIP Codes assigned by USPS. Residents, businesses, and visitors rely on these ZIP Codes for mail delivery, package shipping, address verification, and location-based services.

Some cities have a single ZIP Code, while larger cities may have multiple ZIP Codes covering different neighborhoods or business districts.

If you're searching for a Yankton ZIP Code, this page provides the latest available information to help you find the correct postal code quickly.

Yankton ZIP Code Map

The Yankton ZIP Code map helps visitors understand the geographic coverage of ZIP Code areas throughout the city.

The map can help you:

Locate neighborhoods
Find nearby ZIP Codes
Explore surrounding communities
Plan travel routes
Understand delivery areas

Find a ZIP Code in Yankton

If you need to locate a ZIP Code within Yankton, you can search using:

Street address
Neighborhood
Business name
Landmark
USPS mailing address

Using the correct Yankton ZIP Code helps improve mail delivery, shipping accuracy, and address verification.

About Living in Yankton

Yankton, South Dakota is part of Yankton County and is home to approximately 20,547 residents. The city operates in the America/Chicago time zone and is identified by the geographic coordinates 42.91782 latitude and -97.44702 longitude.

Residents enjoy access to local schools, businesses, public services, healthcare facilities, parks, and transportation networks. Whether you're relocating, visiting, or starting a business, knowing the correct ZIP Code helps simplify everyday tasks.

Common Uses of Yankton ZIP Codes

ZIP Codes in Yankton are commonly used for:

USPS mail delivery
Package shipping
Online shopping
Address verification
Banking
Insurance
Government services
Emergency services
Navigation
Real estate
Business operations
Delivery planning

Why Yankton ZIP Codes Matter

Using the correct Yankton ZIP Code offers several benefits.

For Residents

Faster mail delivery
Accurate online orders
Easier address verification
Better navigation

For Businesses

Shipping optimization
Customer management
Delivery planning
Local marketing

Frequently Asked Questions

Yankton is served by one or more ZIP Codes listed on this page.

Yankton is currently served by 1 ZIP Code. The number of ZIP Codes depends on the size of the city and USPS delivery routes.

Yankton is located in Yankton County.

Yankton is located in South Dakota.

The estimated population of Yankton is 20,547.

Yankton follows the America/Chicago time zone.

Use your street address or browse the ZIP Code list available on this page.

No. Some ZIP Codes may include residential, commercial, government, or PO Box delivery areas.

Using the correct ZIP Code helps improve mail delivery, shipping accuracy, navigation, and address verification.

Official ZIP Code information is maintained by the United States Postal Service (USPS).

Conclusion

Whether you're looking for a mailing address, planning a move, or researching local information, this Yankton, South Dakota ZIP Code guide makes it easy to find the postal information you need. Explore the ZIP Code list, use the map, and browse additional location details to learn more about Yankton and its surrounding communities.