Castle Rock zipcode
| City | Castle Rock |
| ZIP Code | 55010 |
| Type | PO Box |
| State Code | MN |
| State | Minnesota |
ZIP code of Castle Rock is 55010. This place is located in Minnesota state in US. To send any postal service to Castle Rock, you must use 55010 zipcode.
You should avoid following 1 city name of Minnesota to be used with the ZIP code 55010.
- Oak Grove, MN