| Rancho Santa Margarita to Fontana (California) | 33.10 mi (53.27 km) |
| Rancho Santa Margarita to Foothill Farms (California) | 406.98 mi (654.97 km) |
| Rancho Santa Margarita to Fords (New Jersey) | 2,408.31 mi (3,875.80 km) |
| Rancho Santa Margarita to Forest (Virginia) | 2,155.84 mi (3,469.49 km) |
| Rancho Santa Margarita to Forest Acres (South Carolina) | 2,090.96 mi (3,365.07 km) |
| Rancho Santa Margarita to Forest City (Florida) | 2,154.29 mi (3,466.99 km) |
| Rancho Santa Margarita to Forest Grove (Oregon) | 871.97 mi (1,403.30 km) |
| Rancho Santa Margarita to Forest Hill (Texas) | 1,176.26 mi (1,893.00 km) |
| Rancho Santa Margarita to Forest Hills (Michigan) | 1,843.01 mi (2,966.04 km) |
| Rancho Santa Margarita to Forest Lake (Minnesota) | 1,531.20 mi (2,464.22 km) |
| Rancho Santa Margarita to Forest Park (Georgia) | 1,903.93 mi (3,064.08 km) |
| Rancho Santa Margarita to Forest Park (Illinois) | 1,713.43 mi (2,757.50 km) |
| Rancho Santa Margarita to Forest Park (Ohio) | 1,868.02 mi (3,006.28 km) |
| Rancho Santa Margarita to Forestville (Maryland) | 2,279.02 mi (3,667.73 km) |
| Rancho Santa Margarita to Forestville (Ohio) | 1,877.67 mi (3,021.81 km) |
