| Alcala la Real to Clarkston (Georgia) | 4,373.96 mi (7,039.21 km) |
| Alcala la Real to Clarksville (Indiana) | 4,302.28 mi (6,923.85 km) |
| Alcala la Real to Clarksville (Tennessee) | 4,435.51 mi (7,138.26 km) |
| Alcala la Real to Clawson (Michigan) | 4,051.85 mi (6,520.82 km) |
| Alcala la Real to Clay (Alabama) | 4,496.58 mi (7,236.54 km) |
| Alcala la Real to Clayton (California) | 5,902.15 mi (9,498.59 km) |
| Alcala la Real to Clayton (Missouri) | 4,508.96 mi (7,256.47 km) |
| Alcala la Real to Clayton (North Carolina) | 4,023.36 mi (6,474.98 km) |
| Alcala la Real to Clayton (Ohio) | 4,185.36 mi (6,735.69 km) |
| Alcala la Real to Clearfield (Utah) | 5,365.30 mi (8,634.62 km) |
| Alcala la Real to Clearlake (California) | 5,878.62 mi (9,460.72 km) |
| Alcala la Real to Clearwater (Florida) | 4,498.55 mi (7,239.72 km) |
| Alcala la Real to Cleburne (Texas) | 5,076.31 mi (8,169.53 km) |
| Alcala la Real to Clemmons (North Carolina) | 4,109.42 mi (6,613.46 km) |
| Alcala la Real to Clemson (South Carolina) | 4,273.57 mi (6,877.65 km) |
