| Rancho San Diego to Cold Springs (Nevada) | 508.17 mi (817.82 km) |
| Rancho San Diego to Coldwater (Michigan) | 1,851.58 mi (2,979.83 km) |
| Rancho San Diego to Colesville (Maryland) | 2,257.24 mi (3,632.67 km) |
| Rancho San Diego to College (Alaska) | 2,571.37 mi (4,138.22 km) |
| Rancho San Diego to College Park (Georgia) | 1,869.68 mi (3,008.96 km) |
| Rancho San Diego to College Park (Maryland) | 2,260.99 mi (3,638.71 km) |
| Rancho San Diego to College Station (Texas) | 1,220.05 mi (1,963.48 km) |
| Rancho San Diego to Collegedale (Tennessee) | 1,826.68 mi (2,939.75 km) |
| Rancho San Diego to Colleyville (Texas) | 1,146.26 mi (1,844.72 km) |
| Rancho San Diego to Collierville (Tennessee) | 1,564.10 mi (2,517.17 km) |
| Rancho San Diego to Collinsville (Illinois) | 1,557.77 mi (2,506.98 km) |
| Rancho San Diego to Colonia (New Jersey) | 2,397.69 mi (3,858.71 km) |
| Rancho San Diego to Colonial Heights (Virginia) | 2,241.74 mi (3,607.73 km) |
| Rancho San Diego to Colonial Park (Pennsylvania) | 2,266.74 mi (3,647.97 km) |
| Rancho San Diego to Colorado Springs (Colorado) | 800.20 mi (1,287.80 km) |
