Amateur Radio Callsigns in ZIP Code: 20142
| Callsign | Name | City | State | Country |
|---|---|---|---|---|
| KG4RJH | REID, DON | ROUND HILL | VA | United States |
| KG4UHS | REID, KATHY | ROUND HILL | VA | United States |
| KC2SNL | Monza, Joel L | Ellicott City | MD | United States |
| KJ4GYE | Reid, Elizabeth G | Round Hill | VA | United States |
| KO4CNM | Gran, Jason L | Round Hill | VA | United States |
| KQ4AEV | Pope, Eric K | Round Hill | VA | United States |