| Ontario to Fontana (California) | 9.28 mi (14.93 km) |
| Ontario to Foothill Farms (California) | 382.58 mi (615.70 km) |
| Ontario to Fords (New Jersey) | 2,397.27 mi (3,858.03 km) |
| Ontario to Forest (Virginia) | 2,147.71 mi (3,456.40 km) |
| Ontario to Forest Acres (South Carolina) | 2,086.09 mi (3,357.24 km) |
| Ontario to Forest City (Florida) | 2,154.51 mi (3,467.35 km) |
| Ontario to Forest Grove (Oregon) | 845.09 mi (1,360.04 km) |
| Ontario to Forest Hill (Texas) | 1,175.85 mi (1,892.35 km) |
| Ontario to Forest Hills (Michigan) | 1,829.49 mi (2,944.28 km) |
| Ontario to Forest Lake (Minnesota) | 1,514.00 mi (2,436.55 km) |
| Ontario to Forest Park (Georgia) | 1,899.97 mi (3,057.71 km) |
| Ontario to Forest Park (Illinois) | 1,700.71 mi (2,737.03 km) |
| Ontario to Forest Park (Ohio) | 1,858.19 mi (2,990.46 km) |
| Ontario to Forestville (Maryland) | 2,269.45 mi (3,652.33 km) |
| Ontario to Forestville (Ohio) | 1,868.06 mi (3,006.35 km) |
