| Irun to Fortuna Foothills (Arizona) | 5,682.39 mi (9,144.92 km) |
| Irun to Foster City (California) | 5,718.77 mi (9,203.48 km) |
| Irun to Fostoria (Ohio) | 4,000.17 mi (6,437.66 km) |
| Irun to Fountain (Colorado) | 5,002.60 mi (8,050.90 km) |
| Irun to Fountain Hills (Arizona) | 5,529.37 mi (8,898.67 km) |
| Irun to Fountain Inn (South Carolina) | 4,189.86 mi (6,742.92 km) |
| Irun to Fountain Valley (California) | 5,765.61 mi (9,278.85 km) |
| Irun to Fountainebleau (Florida) | 4,466.04 mi (7,187.39 km) |
| Irun to Four Corners (Oregon) | 5,348.17 mi (8,607.05 km) |
| Irun to Four Corners (Texas) | 5,024.37 mi (8,085.95 km) |
| Irun to Four Square Mile (Colorado) | 4,965.02 mi (7,990.42 km) |
| Irun to Fox Crossing (Wisconsin) | 4,105.36 mi (6,606.94 km) |
| Irun to Fox Lake (Illinois) | 4,160.50 mi (6,695.68 km) |
| Irun to Framingham (Massachusetts) | 3,422.30 mi (5,507.66 km) |
| Irun to Franconia (Virginia) | 3,803.05 mi (6,120.42 km) |
