| Gummersbach to Corinth (Mississippi) | 4,629.08 mi (7,449.78 km) |
| Gummersbach to Corinth (Texas) | 5,045.12 mi (8,119.34 km) |
| Gummersbach to Cornelius (North Carolina) | 4,303.50 mi (6,925.81 km) |
| Gummersbach to Cornelius (Oregon) | 5,144.80 mi (8,279.76 km) |
| Gummersbach to Corning (New York) | 3,839.36 mi (6,178.85 km) |
| Gummersbach to Corona (California) | 5,691.46 mi (9,159.51 km) |
| Gummersbach to Coronado (California) | 5,749.95 mi (9,253.65 km) |
| Gummersbach to Corpus Christi (Texas) | 5,347.67 mi (8,606.24 km) |
| Gummersbach to Corsicana (Texas) | 5,079.40 mi (8,174.50 km) |
| Gummersbach to Cortland (New York) | 3,784.93 mi (6,091.26 km) |
| Gummersbach to Corvallis (Oregon) | 5,207.29 mi (8,380.33 km) |
| Gummersbach to Coshocton (Ohio) | 4,111.72 mi (6,617.17 km) |
| Gummersbach to Costa Mesa (California) | 5,713.34 mi (9,194.73 km) |
| Gummersbach to Coto de Caza (California) | 5,707.78 mi (9,185.78 km) |
| Gummersbach to Cottage Grove (Minnesota) | 4,295.91 mi (6,913.59 km) |
