| Forest Hills to Cadillac (Michigan) | 89.32 mi (143.74 km) |
| Forest Hills to Caguas (Puerto Rico) | 2,051.94 mi (3,302.27 km) |
| Forest Hills to Cahokia (Illinois) | 390.19 mi (627.94 km) |
| Forest Hills to Calabasas (California) | 1,879.37 mi (3,024.55 km) |
| Forest Hills to Caldwell (Idaho) | 1,558.79 mi (2,508.62 km) |
| Forest Hills to Caledonia (Wisconsin) | 121.34 mi (195.27 km) |
| Forest Hills to Calera (Alabama) | 682.75 mi (1,098.78 km) |
| Forest Hills to Calexico (California) | 1,772.57 mi (2,852.68 km) |
| Forest Hills to Calhoun (Georgia) | 585.74 mi (942.66 km) |
| Forest Hills to California (Maryland) | 570.60 mi (918.30 km) |
| Forest Hills to California City (California) | 1,806.28 mi (2,906.93 km) |
| Forest Hills to Callaway (Florida) | 885.98 mi (1,425.84 km) |
| Forest Hills to Calumet City (Illinois) | 140.44 mi (226.01 km) |
| Forest Hills to Calverton (Maryland) | 520.09 mi (837.01 km) |
| Forest Hills to Camano (Washington) | 1,806.44 mi (2,907.19 km) |
