| Sigmaringen to Carlsbad (New Mexico) | 5,525.02 mi (8,891.66 km) |
| Sigmaringen to Carmel (Indiana) | 4,458.15 mi (7,174.70 km) |
| Sigmaringen to Carmichael (California) | 5,720.70 mi (9,206.57 km) |
| Sigmaringen to Carney (Maryland) | 4,096.37 mi (6,592.46 km) |
| Sigmaringen to Carnot-Moon (Pennsylvania) | 4,198.01 mi (6,756.05 km) |
| Sigmaringen to Carol Stream (Illinois) | 4,443.04 mi (7,150.38 km) |
| Sigmaringen to Carolina (Puerto Rico) | 4,602.61 mi (7,407.19 km) |
| Sigmaringen to Carolina Forest (South Carolina) | 4,451.21 mi (7,163.53 km) |
| Sigmaringen to Carpentersville (Illinois) | 4,439.45 mi (7,144.61 km) |
| Sigmaringen to Carpinteria (California) | 5,919.09 mi (9,525.85 km) |
| Sigmaringen to Carrboro (North Carolina) | 4,358.91 mi (7,014.98 km) |
| Sigmaringen to Carroll (Iowa) | 4,683.98 mi (7,538.14 km) |
| Sigmaringen to Carrollton (Georgia) | 4,718.49 mi (7,593.67 km) |
| Sigmaringen to Carrollton (Texas) | 5,219.56 mi (8,400.07 km) |
| Sigmaringen to Carrollwood (Florida) | 4,877.77 mi (7,850.01 km) |
