| Sigmaringen to Cicero (Illinois) | 4,432.42 mi (7,133.29 km) |
| Sigmaringen to Cimarron Hills (Colorado) | 5,193.45 mi (8,358.06 km) |
| Sigmaringen to Cincinnati (Ohio) | 4,431.96 mi (7,132.55 km) |
| Sigmaringen to Cinco Ranch (Texas) | 5,343.34 mi (8,599.28 km) |
| Sigmaringen to Circleville (Ohio) | 4,347.95 mi (6,997.34 km) |
| Sigmaringen to Citrus (California) | 5,886.53 mi (9,473.46 km) |
| Sigmaringen to Citrus Heights (California) | 5,715.90 mi (9,198.85 km) |
| Sigmaringen to Citrus Park (Florida) | 4,879.10 mi (7,852.15 km) |
| Sigmaringen to Claiborne (Louisiana) | 5,058.59 mi (8,141.02 km) |
| Sigmaringen to Claremont (California) | 5,880.63 mi (9,463.97 km) |
| Sigmaringen to Claremont (New Hampshire) | 3,757.22 mi (6,046.66 km) |
| Sigmaringen to Claremore (Oklahoma) | 4,999.86 mi (8,046.50 km) |
| Sigmaringen to Clarksburg (Maryland) | 4,134.95 mi (6,654.56 km) |
| Sigmaringen to Clarksburg (West Virginia) | 4,257.38 mi (6,851.59 km) |
| Sigmaringen to Clarksdale (Mississippi) | 4,910.96 mi (7,903.42 km) |
