Cascade zipcode
| City | Cascade |
| ZIP Code | 21719 |
| Type | Standard |
| State Code | MD |
| State | Maryland |
ZIP code of Cascade is 21719. This place is located in Maryland state in US. To send any postal service to Cascade, you must use 21719 zipcode.
The ZIP code 21719 is also used with 2 more city names of Maryland.
- Fort Ritchie, MD
- Highfield, MD