Isabel zipcode
| City | Isabel |
| ZIP Code | 57633 |
| Type | Standard |
| State Code | SD |
| State | South Dakota |
ZIP code of Isabel is 57633. This place is located in South Dakota state in US. To send any postal service to Isabel, you must use 57633 zipcode.
The ZIP code 57633 is also used with 1 more city name of South Dakota.
- Firesteel, SD
You should avoid following 1 city name of South Dakota to be used with the ZIP code 57633.
- Lightcap, SD