ZIP Code 57266 – Summit, South Dakota
The 57266 ZIP Code belongs to Summit, South Dakota. The population in this 57266 ZIP code is 628. The latitude is 45.28619 and longitude is -97.08985 in 57266 Summit, South Dakota. The time zone for this 57266 ZIP code is America/Chicago.
| City | Summit |
| Zip Code | 57266 |
| State | South Dakota |
| County | Grant |
| Population | 628 |
| Latitude | 45.28619 |
| Longitude | -97.08985 |
| Time Zone | America/Chicago |