| Erkrath to Commerce City (Colorado) | 4,922.61 mi (7,922.18 km) |
| Erkrath to Compton (California) | 5,680.32 mi (9,141.59 km) |
| Erkrath to Comstock Park (Michigan) | 4,093.20 mi (6,587.37 km) |
| Erkrath to Concord (California) | 5,543.99 mi (8,922.19 km) |
| Erkrath to Concord (Missouri) | 4,487.63 mi (7,222.14 km) |
| Erkrath to Concord (New Hampshire) | 3,544.96 mi (5,705.06 km) |
| Erkrath to Concord (North Carolina) | 4,266.41 mi (6,866.12 km) |
| Erkrath to Conneaut (Ohio) | 3,953.68 mi (6,362.83 km) |
| Erkrath to Connersville (Indiana) | 4,235.30 mi (6,816.06 km) |
| Erkrath to Conroe (Texas) | 5,105.02 mi (8,215.74 km) |
| Erkrath to Converse (Texas) | 5,255.32 mi (8,457.61 km) |
| Erkrath to Conway (Arkansas) | 4,741.70 mi (7,631.04 km) |
| Erkrath to Conway (Florida) | 4,637.56 mi (7,463.43 km) |
| Erkrath to Conway (South Carolina) | 4,277.78 mi (6,884.43 km) |
| Erkrath to Conyers (Georgia) | 4,485.62 mi (7,218.90 km) |
