| Foothill Farms to Carlsbad (California) | 446.44 mi (718.48 km) |
| Foothill Farms to Carlsbad (New Mexico) | 1,053.12 mi (1,694.83 km) |
| Foothill Farms to Carmel (Indiana) | 1,871.26 mi (3,011.51 km) |
| Foothill Farms to Carmichael (California) | 3.96 mi (6.38 km) |
| Foothill Farms to Carney (Maryland) | 2,380.58 mi (3,831.17 km) |
| Foothill Farms to Carnot-Moon (Pennsylvania) | 2,173.30 mi (3,497.59 km) |
| Foothill Farms to Carol Stream (Illinois) | 1,753.40 mi (2,821.83 km) |
| Foothill Farms to Carolina (Puerto Rico) | 3,579.76 mi (5,761.06 km) |
| Foothill Farms to Carolina Forest (South Carolina) | 2,368.27 mi (3,811.36 km) |
| Foothill Farms to Carpentersville (Illinois) | 1,744.37 mi (2,807.30 km) |
| Foothill Farms to Carpinteria (California) | 313.45 mi (504.45 km) |
| Foothill Farms to Carrboro (North Carolina) | 2,309.78 mi (3,717.22 km) |
| Foothill Farms to Carroll (Iowa) | 1,407.54 mi (2,265.22 km) |
| Foothill Farms to Carrollton (Georgia) | 2,040.52 mi (3,283.90 km) |
| Foothill Farms to Carrollton (Texas) | 1,419.97 mi (2,285.23 km) |
