| Kolkwitz to Clarkston (Georgia) | 4,755.88 mi (7,653.85 km) |
| Kolkwitz to Clarksville (Indiana) | 4,578.47 mi (7,368.34 km) |
| Kolkwitz to Clarksville (Tennessee) | 4,726.45 mi (7,606.49 km) |
| Kolkwitz to Clawson (Michigan) | 4,271.55 mi (6,874.40 km) |
| Kolkwitz to Clay (Alabama) | 4,850.64 mi (7,806.35 km) |
| Kolkwitz to Clayton (California) | 5,699.97 mi (9,173.21 km) |
| Kolkwitz to Clayton (Missouri) | 4,723.42 mi (7,601.61 km) |
| Kolkwitz to Clayton (North Carolina) | 4,440.54 mi (7,146.36 km) |
| Kolkwitz to Clayton (Ohio) | 4,447.51 mi (7,157.58 km) |
| Kolkwitz to Clearfield (Utah) | 5,257.72 mi (8,461.48 km) |
| Kolkwitz to Clearlake (California) | 5,652.79 mi (9,097.28 km) |
| Kolkwitz to Clearwater (Florida) | 5,005.05 mi (8,054.85 km) |
| Kolkwitz to Cleburne (Texas) | 5,310.82 mi (8,546.93 km) |
| Kolkwitz to Clemmons (North Carolina) | 4,495.86 mi (7,235.39 km) |
| Kolkwitz to Clemson (South Carolina) | 4,656.77 mi (7,494.34 km) |
