| Fallbrook to Clarksdale (Mississippi) | 1,527.54 mi (2,458.33 km) |
| Fallbrook to Clarkston (Georgia) | 1,890.54 mi (3,042.53 km) |
| Fallbrook to Clarksville (Indiana) | 1,785.84 mi (2,874.03 km) |
| Fallbrook to Clarksville (Tennessee) | 1,699.53 mi (2,735.13 km) |
| Fallbrook to Clawson (Michigan) | 1,946.21 mi (3,132.13 km) |
| Fallbrook to Clay (Alabama) | 1,756.98 mi (2,827.58 km) |
| Fallbrook to Clayton (California) | 411.57 mi (662.36 km) |
| Fallbrook to Clayton (Missouri) | 1,540.78 mi (2,479.65 km) |
| Fallbrook to Clayton (North Carolina) | 2,199.01 mi (3,538.96 km) |
| Fallbrook to Clayton (Ohio) | 1,867.39 mi (3,005.28 km) |
| Fallbrook to Clearfield (Utah) | 605.85 mi (975.02 km) |
| Fallbrook to Clearlake (California) | 489.81 mi (788.27 km) |
| Fallbrook to Clearwater (Florida) | 2,071.96 mi (3,334.50 km) |
| Fallbrook to Cleburne (Texas) | 1,150.14 mi (1,850.97 km) |
| Fallbrook to Clemmons (North Carolina) | 2,088.32 mi (3,360.82 km) |
