| Backnang to Crest Hill (Illinois) | 4,432.88 mi (7,134.03 km) |
| Backnang to Crestview (Florida) | 4,901.94 mi (7,888.91 km) |
| Backnang to Crestwood (Illinois) | 4,415.45 mi (7,105.98 km) |
| Backnang to Crestwood (Missouri) | 4,664.47 mi (7,506.74 km) |
| Backnang to Creve Coeur (Missouri) | 4,661.74 mi (7,502.34 km) |
| Backnang to Crofton (Maryland) | 4,102.82 mi (6,602.85 km) |
| Backnang to Crossville (Tennessee) | 4,583.26 mi (7,376.05 km) |
| Backnang to Crowley (Louisiana) | 5,163.16 mi (8,309.31 km) |
| Backnang to Crowley (Texas) | 5,233.69 mi (8,422.81 km) |
| Backnang to Crown Point (Indiana) | 4,411.63 mi (7,099.83 km) |
| Backnang to Crystal (Minnesota) | 4,455.11 mi (7,169.81 km) |
| Backnang to Crystal Lake (Illinois) | 4,409.68 mi (7,096.70 km) |
| Backnang to Cudahy (California) | 5,866.31 mi (9,440.91 km) |
| Backnang to Cudahy (Wisconsin) | 4,358.44 mi (7,014.24 km) |
| Backnang to Cullman (Alabama) | 4,742.39 mi (7,632.15 km) |
