Zip Code 21758 - Knoxville, Frederick, MD, United States
Zip Code 21758 Data
| Zip Code | 21758 |
|---|---|
| Area 1 (City, County) | Knoxville, Frederick |
| Area 2 (City, County) | Brunswick, Frederick |
| Area 3 (City, County) | Brunswick, Washington |
| Area 4 (City, County) | Knoxville, Washington |
| State | Maryland |
| State FIPS | 24 |
| Latitude | 39.361584 |
| Longitude | -77.661932 |
| Timezone | 5 |
| Daylight | Yes |
| Country | United States |