| Opatija to Frederick (Maryland) | 4,434.57 mi (7,136.76 km) |
| Opatija to Fredericksburg (Texas) | 5,744.13 mi (9,244.28 km) |
| Opatija to Fredericksburg (Virginia) | 4,486.87 mi (7,220.92 km) |
| Opatija to Frederickson (Washington) | 5,530.76 mi (8,900.90 km) |
| Opatija to Freeport (Illinois) | 4,788.82 mi (7,706.87 km) |
| Opatija to Freeport (New York) | 4,222.86 mi (6,796.03 km) |
| Opatija to Freeport (Texas) | 5,673.38 mi (9,130.42 km) |
| Opatija to Fremont (California) | 6,098.60 mi (9,814.74 km) |
| Opatija to Fremont (Nebraska) | 5,079.79 mi (8,175.13 km) |
| Opatija to Fremont (Ohio) | 4,581.53 mi (7,373.26 km) |
| Opatija to French Valley (California) | 6,193.44 mi (9,967.37 km) |
| Opatija to Fresno (California) | 6,083.42 mi (9,790.32 km) |
| Opatija to Fresno (Texas) | 5,647.45 mi (9,088.69 km) |
| Opatija to Fridley (Minnesota) | 4,786.41 mi (7,702.98 km) |
| Opatija to Friendly (Maryland) | 4,444.87 mi (7,153.32 km) |
