| Tulcea to Frederick (Maryland) | 5,017.84 mi (8,075.43 km) |
| Tulcea to Fredericksburg (Texas) | 6,275.61 mi (10,099.62 km) |
| Tulcea to Fredericksburg (Virginia) | 5,076.03 mi (8,169.08 km) |
| Tulcea to Frederickson (Washington) | 5,824.56 mi (9,373.72 km) |
| Tulcea to Freeport (Illinois) | 5,303.22 mi (8,534.72 km) |
| Tulcea to Freeport (New York) | 4,813.45 mi (7,746.49 km) |
| Tulcea to Freeport (Texas) | 6,230.03 mi (10,026.27 km) |
| Tulcea to Fremont (California) | 6,438.92 mi (10,362.45 km) |
| Tulcea to Fremont (Nebraska) | 5,564.88 mi (8,955.82 km) |
| Tulcea to Fremont (Ohio) | 5,130.80 mi (8,257.23 km) |
| Tulcea to French Valley (California) | 6,589.15 mi (10,604.21 km) |
| Tulcea to Fresno (California) | 6,443.95 mi (10,370.54 km) |
| Tulcea to Fresno (Texas) | 6,200.73 mi (9,979.11 km) |
| Tulcea to Fridley (Minnesota) | 5,266.02 mi (8,474.84 km) |
| Tulcea to Friendly (Maryland) | 5,033.52 mi (8,100.67 km) |
