| Idrija to Exeter (California) | 6,049.09 mi (9,735.07 km) |
| Idrija to Fair Lawn (New Jersey) | 4,198.76 mi (6,757.25 km) |
| Idrija to Fair Oaks (California) | 5,965.46 mi (9,600.48 km) |
| Idrija to Fair Oaks (Virginia) | 4,422.22 mi (7,116.87 km) |
| Idrija to Fairbanks (Alaska) | 4,715.04 mi (7,588.12 km) |
| Idrija to Fairborn (Ohio) | 4,650.12 mi (7,483.64 km) |
| Idrija to Fairburn (Georgia) | 4,967.25 mi (7,994.02 km) |
| Idrija to Fairfax (Virginia) | 4,420.30 mi (7,113.79 km) |
| Idrija to Fairfax Station (Virginia) | 4,424.39 mi (7,120.36 km) |
| Idrija to Fairfield (California) | 6,009.75 mi (9,671.77 km) |
| Idrija to Fairfield (Ohio) | 4,692.93 mi (7,552.53 km) |
| Idrija to Fairhope (Alabama) | 5,251.36 mi (8,451.25 km) |
| Idrija to Fairland (Maryland) | 4,395.93 mi (7,074.57 km) |
| Idrija to Fairmont (Minnesota) | 4,857.31 mi (7,817.09 km) |
| Idrija to Fairmont (West Virginia) | 4,509.90 mi (7,257.98 km) |
