Luke zipcode
| City | Luke |
| ZIP Code | 21540 |
| Type | Standard |
| State Code | MD |
| State | Maryland |
ZIP code of Luke is 21540. This place is located in Maryland state in US. To send any postal service to Luke, you must use 21540 zipcode.
The ZIP code 21540 is also used with 1 more city name of Maryland.
- Westernport, MD