Eureka, SD ZIP Code
ZIP code, county, time zone and coordinates of Eureka, South Dakota
The ZIP code of Eureka, SD is 57437. It is in McPherson County.
Mailing address format for Eureka
John Smith 123 Main St EUREKA SD 57437 USA
USPS prefers capital letters without punctuation. Check the exact ZIP+4 for a street address on the USPS website.
All ZIP codes in Eureka
| ZIP code | Population | Area | |
|---|---|---|---|
| 57437 | — | 532.9 sq mi | Main |
ZIP Code Tabulation Areas (ZCTA), U.S. Census Bureau. A ZCTA can cover parts of more than one town.
Where is Eureka? Location, county and time zone
- State
- South Dakota
- County
- McPherson County
- GPS coordinates
- 45.77115, -99.62069
- Elevation
- 1,890 ft (576 m)
- Time zone
- America/ChicagoCST · UTC-06:00
- Population
- 813
Map of Eureka, SD 57437
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Eureka Street View
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Eureka ZIP code: FAQ
What is the ZIP code for Eureka, SD?
The main ZIP code for Eureka, SD is 57437.
How many ZIP codes does Eureka have?
Eureka has 1 ZIP code.
What county is Eureka, SD in?
Eureka is in McPherson County, South Dakota.
What time zone is Eureka in?
Eureka is in the America/Chicago time zone (CST, UTC-06:00 right now).
What are the coordinates of Eureka?
Latitude 45.77115, longitude -99.62069.
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