| Fallbrook to Cullman (Alabama) | 1,739.55 mi (2,799.53 km) |
| Fallbrook to Culpeper (Virginia) | 2,206.12 mi (3,550.41 km) |
| Fallbrook to Culver City (California) | 80.41 mi (129.40 km) |
| Fallbrook to Cumberland (Maryland) | 2,162.79 mi (3,480.67 km) |
| Fallbrook to Cupertino (California) | 384.86 mi (619.38 km) |
| Fallbrook to Cutler Bay (Florida) | 2,270.82 mi (3,654.53 km) |
| Fallbrook to Cutlerville (Michigan) | 1,822.95 mi (2,933.75 km) |
| Fallbrook to Cuyahoga Falls (Ohio) | 2,020.30 mi (3,251.35 km) |
| Fallbrook to Cypress (California) | 56.08 mi (90.25 km) |
| Fallbrook to Cypress Gardens (Florida) | 2,133.53 mi (3,433.59 km) |
| Fallbrook to Cypress Lake (Florida) | 2,155.93 mi (3,469.63 km) |
| Fallbrook to D'Iberville (Mississippi) | 1,667.99 mi (2,684.37 km) |
| Fallbrook to Dakota Ridge (Colorado) | 797.36 mi (1,283.22 km) |
| Fallbrook to Dale City (Virginia) | 2,240.75 mi (3,606.14 km) |
| Fallbrook to Dallas (Georgia) | 1,855.37 mi (2,985.94 km) |
