| Gummersbach to Caño Martin Peña (Puerto Rico) | 4,528.22 mi (7,287.47 km) |
| Gummersbach to Cañon City (Colorado) | 5,042.70 mi (8,115.44 km) |
| Gummersbach to Canóvanas (Puerto Rico) | 4,524.90 mi (7,282.13 km) |
| Gummersbach to Canton (Georgia) | 4,507.30 mi (7,253.81 km) |
| Gummersbach to Canton (Illinois) | 4,404.39 mi (7,088.19 km) |
| Gummersbach to Canton (Mississippi) | 4,807.86 mi (7,737.51 km) |
| Gummersbach to Canton (Ohio) | 4,067.55 mi (6,546.09 km) |
| Gummersbach to Canyon (Texas) | 5,119.61 mi (8,239.21 km) |
| Gummersbach to Canyon Lake (California) | 5,692.63 mi (9,161.41 km) |
| Gummersbach to Canyon Lake (Texas) | 5,264.76 mi (8,472.81 km) |
| Gummersbach to Cape Coral (Florida) | 4,790.31 mi (7,709.26 km) |
| Gummersbach to Cape Girardeau (Missouri) | 4,549.35 mi (7,321.47 km) |
| Gummersbach to Carbondale (Illinois) | 4,516.04 mi (7,267.86 km) |
| Gummersbach to Carlisle (Pennsylvania) | 3,933.62 mi (6,330.55 km) |
| Gummersbach to Carlsbad (California) | 5,726.54 mi (9,215.98 km) |
