Petersville, Maryland
Petersville, Maryland  | |
|---|---|
| Coordinates: 39°20′47″N 77°36′39″W / 39.34639°N 77.61083°W | |
| Country | United States of America | 
| State | Maryland | 
| County | Frederick | 
| Elevation | 157 m (515 ft) | 
| Time zone | UTC-5 (Eastern (EST)) | 
| • Summer (DST) | UTC-4 (EDT) | 
| Area code(s) | 301 & 240 | 
| GNIS feature ID | 586495 | 
Petersville is an unincorporated community in Frederick County, Maryland, United States. Petersville is located at the junction of Maryland routes 79 and 180, 1.3 miles (2.1 km) northeast of Rosemont.