| Den Helder to Cookeville (Tennessee) | 4,288.29 mi (6,901.34 km) |
| Den Helder to Coolidge (Arizona) | 5,381.23 mi (8,660.25 km) |
| Den Helder to Coon Rapids (Minnesota) | 4,116.37 mi (6,624.66 km) |
| Den Helder to Cooper City (Florida) | 4,601.27 mi (7,405.03 km) |
| Den Helder to Coos Bay (Oregon) | 5,126.07 mi (8,249.62 km) |
| Den Helder to Copiague (New York) | 3,601.38 mi (5,795.87 km) |
| Den Helder to Coppell (Texas) | 4,881.75 mi (7,856.42 km) |
| Den Helder to Copperas Cove (Texas) | 5,015.25 mi (8,071.27 km) |
| Den Helder to Coral Gables (Florida) | 4,618.59 mi (7,432.90 km) |
| Den Helder to Coral Springs (Florida) | 4,588.48 mi (7,384.44 km) |
| Den Helder to Coral Terrace (Florida) | 4,617.71 mi (7,431.49 km) |
| Den Helder to Coralville (Iowa) | 4,231.69 mi (6,810.24 km) |
| Den Helder to Coram (New York) | 3,576.61 mi (5,756.00 km) |
| Den Helder to Corcoran (California) | 5,439.92 mi (8,754.70 km) |
| Den Helder to Cordele (Georgia) | 4,434.44 mi (7,136.54 km) |
