| Rancho San Diego to Clemson (South Carolina) | 1,955.21 mi (3,146.61 km) |
| Rancho San Diego to Clermont (Florida) | 2,102.94 mi (3,384.36 km) |
| Rancho San Diego to Cleveland (Mississippi) | 1,510.78 mi (2,431.37 km) |
| Rancho San Diego to Cleveland (Ohio) | 2,016.88 mi (3,245.85 km) |
| Rancho San Diego to Cleveland (Tennessee) | 1,836.07 mi (2,954.87 km) |
| Rancho San Diego to Cleveland Heights (Ohio) | 2,023.14 mi (3,255.93 km) |
| Rancho San Diego to Cliffside Park (New Jersey) | 2,414.60 mi (3,885.93 km) |
| Rancho San Diego to Clifton (Colorado) | 643.15 mi (1,035.04 km) |
| Rancho San Diego to Clifton (New Jersey) | 2,405.71 mi (3,871.61 km) |
| Rancho San Diego to Clinton (Iowa) | 1,586.43 mi (2,553.11 km) |
| Rancho San Diego to Clinton (Maryland) | 2,263.00 mi (3,641.94 km) |
| Rancho San Diego to Clinton (Mississippi) | 1,544.02 mi (2,484.86 km) |
| Rancho San Diego to Clinton (Utah) | 637.56 mi (1,026.06 km) |
| Rancho San Diego to Clive (Iowa) | 1,406.04 mi (2,262.80 km) |
| Rancho San Diego to Cloquet (Minnesota) | 1,605.71 mi (2,584.13 km) |
