ZIP Code 57078
Yankton · Yankton, South Dakota
57078 is the ZIP code of Yankton in Yankton, South Dakota, United States.
- ZIP Code
- 57078
- County
- Yankton
- State
- South Dakota
- Country
- United States
Place with ZIP code 57078
| Place | County | Location |
|---|---|---|
| Yankton | Yankton | 42.882, -97.399 |
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 57078?
Yankton.
Which county and state is 57078 in?
Yankton, South Dakota, United States.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.