| Erkrath to Crest Hill (Illinois) | 4,253.29 mi (6,845.01 km) |
| Erkrath to Crestview (Florida) | 4,735.95 mi (7,621.78 km) |
| Erkrath to Crestwood (Illinois) | 4,236.06 mi (6,817.28 km) |
| Erkrath to Crestwood (Missouri) | 4,486.13 mi (7,219.73 km) |
| Erkrath to Creve Coeur (Missouri) | 4,483.24 mi (7,215.08 km) |
| Erkrath to Crofton (Maryland) | 3,936.35 mi (6,334.94 km) |
| Erkrath to Crossville (Tennessee) | 4,412.52 mi (7,101.27 km) |
| Erkrath to Crowley (Louisiana) | 4,991.44 mi (8,032.95 km) |
| Erkrath to Crowley (Texas) | 5,055.02 mi (8,135.27 km) |
| Erkrath to Crown Point (Indiana) | 4,232.76 mi (6,811.97 km) |
| Erkrath to Crystal (Minnesota) | 4,269.36 mi (6,870.87 km) |
| Erkrath to Crystal Lake (Illinois) | 4,229.29 mi (6,806.39 km) |
| Erkrath to Cudahy (California) | 5,674.86 mi (9,132.80 km) |
| Erkrath to Cudahy (Wisconsin) | 4,177.69 mi (6,723.34 km) |
| Erkrath to Cullman (Alabama) | 4,571.96 mi (7,357.86 km) |
