| Dobrich to Frankfort (Illinois) | 5,334.34 mi (8,584.80 km) |
| Dobrich to Frankfort (Indiana) | 5,349.85 mi (8,609.75 km) |
| Dobrich to Frankfort (Kentucky) | 5,395.42 mi (8,683.08 km) |
| Dobrich to Franklin (Indiana) | 5,373.07 mi (8,647.12 km) |
| Dobrich to Franklin (Ohio) | 5,305.99 mi (8,539.17 km) |
| Dobrich to Franklin (Tennessee) | 5,585.21 mi (8,988.53 km) |
| Dobrich to Franklin (Wisconsin) | 5,268.75 mi (8,479.23 km) |
| Dobrich to Franklin Farm (Virginia) | 5,075.08 mi (8,167.55 km) |
| Dobrich to Franklin Lakes (New Jersey) | 4,852.76 mi (7,809.76 km) |
| Dobrich to Franklin Park (Illinois) | 5,312.91 mi (8,550.30 km) |
| Dobrich to Franklin Park (New Jersey) | 4,891.68 mi (7,872.40 km) |
| Dobrich to Franklin Park (Pennsylvania) | 5,099.03 mi (8,206.09 km) |
| Dobrich to Franklin Square (New York) | 4,845.84 mi (7,798.63 km) |
| Dobrich to Fraser (Michigan) | 5,109.25 mi (8,222.54 km) |
| Dobrich to Frederick (Colorado) | 5,951.14 mi (9,577.43 km) |
