| Castle Rock to Fairmount (New York) | 1,500.77 mi (2,415.26 km) |
| Castle Rock to Fairview (California) | 935.33 mi (1,505.27 km) |
| Castle Rock to Fairview (New Jersey) | 1,625.21 mi (2,615.52 km) |
| Castle Rock to Fairview (Oregon) | 989.77 mi (1,592.88 km) |
| Castle Rock to Fairview Heights (Illinois) | 798.34 mi (1,284.81 km) |
| Castle Rock to Fairview Park (Ohio) | 1,214.82 mi (1,955.06 km) |
| Castle Rock to Fairview Shores (Florida) | 1,529.55 mi (2,461.57 km) |
| Castle Rock to Fairwood (Washington) | 1,027.96 mi (1,654.34 km) |
| Castle Rock to Fajardo (Puerto Rico) | 2,750.33 mi (4,426.22 km) |
| Castle Rock to Fall River (Massachusetts) | 1,768.07 mi (2,845.44 km) |
| Castle Rock to Fallbrook (California) | 802.64 mi (1,291.73 km) |
| Castle Rock to Falls Church (Virginia) | 1,478.02 mi (2,378.64 km) |
| Castle Rock to Fargo (North Dakota) | 656.14 mi (1,055.96 km) |
| Castle Rock to Faribault (Minnesota) | 685.16 mi (1,102.65 km) |
| Castle Rock to Farmers Branch (Texas) | 629.09 mi (1,012.43 km) |
