| Sigmaringen to Corinth (Mississippi) | 4,791.80 mi (7,711.66 km) |
| Sigmaringen to Corinth (Texas) | 5,218.02 mi (8,397.60 km) |
| Sigmaringen to Cornelius (North Carolina) | 4,454.75 mi (7,169.23 km) |
| Sigmaringen to Cornelius (Oregon) | 5,355.98 mi (8,619.62 km) |
| Sigmaringen to Corning (New York) | 3,999.78 mi (6,437.02 km) |
| Sigmaringen to Corona (California) | 5,891.42 mi (9,481.33 km) |
| Sigmaringen to Coronado (California) | 5,948.55 mi (9,573.27 km) |
| Sigmaringen to Corpus Christi (Texas) | 5,512.60 mi (8,871.67 km) |
| Sigmaringen to Corsicana (Texas) | 5,249.73 mi (8,448.63 km) |
| Sigmaringen to Cortland (New York) | 3,945.18 mi (6,349.15 km) |
| Sigmaringen to Corvallis (Oregon) | 5,418.18 mi (8,719.72 km) |
| Sigmaringen to Coshocton (Ohio) | 4,274.84 mi (6,879.69 km) |
| Sigmaringen to Costa Mesa (California) | 5,913.52 mi (9,516.89 km) |
| Sigmaringen to Coto de Caza (California) | 5,907.57 mi (9,507.31 km) |
| Sigmaringen to Cottage Grove (Minnesota) | 4,481.44 mi (7,212.17 km) |
