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All ZIP Codes for Mound City South Dakota – Postal Code Lookup

Mound City ZIP Code

The city of Mound City is assigned specific ZIP Code(s) by the United States Postal Service (USPS) to make mail delivery accurate and efficient. A ZIP Code in Mound City helps identify the correct postal area, ensuring that letters, parcels, and packages reach the right neighborhood or post office without delay. For residents, businesses, and visitors, knowing the correct Mound City ZIP Code is important not only for mailing purposes but also for location-based services, navigation, and demographic reference.

Mound City

Post Office	Mound City
Division	Campbell
Pincode	57646

Total Post Office (1) Page 1 of 1

Zip Codes in Mound City, South Dakota

Zip Code list in Campbell for your selected city Mound City is shown below. Use these ZIP Codes to ensure accurate mail delivery, business operations, or location reference.

57646

About Mound City, South Dakota ZIP Codes

Mound City is located in Campbell County, South Dakota. The United States Postal Service (USPS) assigns multiple ZIP Codes in this region to simplify mail distribution, navigation, and address identification. Each ZIP Code in Mound City covers a specific neighborhood or area, which is important for residents, businesses, and government offices. Having the correct ZIP Code ensures smooth delivery of letters, online orders, and official documents.

Why Knowing the ZIP Code is Important?

Ensures accurate and timely mail delivery
Helps businesses and eCommerce platforms verify addresses
Useful for demographic research and census data
Required for utilities, banking, and government services

Frequently Asked Questions (FAQs) about Mound City ZIP Codes

The primary ZIP Code for Mound City, South Dakota depends on the specific neighborhood. Use our list above to find the correct code.

Mound City has multiple ZIP Codes covering different areas of the city. Check the table above for the complete list.

You can use our ZIP Code lookup tool by selecting the city, county, and state to locate the right code for your address.

All ZIP Codes in Mound City are assigned and managed by the United States Postal Service (USPS) for accurate mail sorting and delivery.

Yes, in many cases a single ZIP Code can cover more than one neighborhood or locality in Mound City to simplify mail distribution.

ZIP Codes usually remain stable for decades, but USPS may introduce new codes or adjust boundaries when population grows or new delivery routes are added in Mound City.