| Dobrich to Friendswood (Texas) | 6,235.14 mi (10,034.48 km) |
| Dobrich to Frisco (Texas) | 6,091.68 mi (9,803.61 km) |
| Dobrich to Front Royal (Virginia) | 5,105.23 mi (8,216.08 km) |
| Dobrich to Fruit Cove (Florida) | 5,674.89 mi (9,132.86 km) |
| Dobrich to Fruita (Colorado) | 6,110.79 mi (9,834.36 km) |
| Dobrich to Fruitville (Florida) | 5,848.94 mi (9,412.97 km) |
| Dobrich to Fuller Heights (Florida) | 5,799.79 mi (9,333.86 km) |
| Dobrich to Fullerton (California) | 6,666.83 mi (10,729.23 km) |
| Dobrich to Fullerton (Pennsylvania) | 4,919.98 mi (7,917.95 km) |
| Dobrich to Fulshear (Texas) | 6,249.93 mi (10,058.29 km) |
| Dobrich to Fulton (Missouri) | 5,613.98 mi (9,034.82 km) |
| Dobrich to Fulton (New York) | 4,832.20 mi (7,776.67 km) |
| Dobrich to Fuquay-Varina (North Carolina) | 5,288.59 mi (8,511.17 km) |
| Dobrich to Gadsden (Alabama) | 5,651.84 mi (9,095.76 km) |
| Dobrich to Gaffney (South Carolina) | 5,428.52 mi (8,736.36 km) |
