Frederick zipcode
| City | Frederick |
| ZIP Code | 57441 |
| Type | Standard |
| State Code | SD |
| State | South Dakota |
ZIP code of Frederick is 57441. This place is located in South Dakota state in US. To send any postal service to Frederick, you must use 57441 zipcode.
You should avoid following 1 city name of South Dakota to be used with the ZIP code 57441.
- Elm Lake, SD