| Erkrath to Camas (Washington) | 5,098.20 mi (8,204.76 km) |
| Erkrath to Cambridge (Maryland) | 3,933.76 mi (6,330.77 km) |
| Erkrath to Cambridge (Massachusetts) | 3,564.08 mi (5,735.83 km) |
| Erkrath to Camden (Arkansas) | 4,834.19 mi (7,779.87 km) |
| Erkrath to Camden (New Jersey) | 3,831.35 mi (6,165.96 km) |
| Erkrath to Cameron Park (California) | 5,474.55 mi (8,810.44 km) |
| Erkrath to Camp Pendleton South (California) | 5,694.34 mi (9,164.16 km) |
| Erkrath to Camp Springs (Maryland) | 3,955.61 mi (6,365.94 km) |
| Erkrath to Camp Verde (Arizona) | 5,444.97 mi (8,762.83 km) |
| Erkrath to Campbell (California) | 5,584.27 mi (8,987.01 km) |
| Erkrath to Campbellsville (Kentucky) | 4,356.28 mi (7,010.75 km) |
| Erkrath to Campton Hills (Illinois) | 4,246.04 mi (6,833.35 km) |
| Erkrath to Canby (Oregon) | 5,124.48 mi (8,247.05 km) |
| Erkrath to Candelaria (Puerto Rico) | 4,508.76 mi (7,256.15 km) |
| Erkrath to Candler-McAfee (Georgia) | 4,493.47 mi (7,231.54 km) |
