| Wheat Ridge to Casamassima | 5,776.06 mi (9,295.68 km) |
| Wheat Ridge to Casandrino | 5,684.23 mi (9,147.89 km) |
| Wheat Ridge to Casapulla | 5,678.62 mi (9,138.85 km) |
| Wheat Ridge to Casarano | 5,867.77 mi (9,443.26 km) |
| Wheat Ridge to Casatenovo | 5,275.37 mi (8,489.90 km) |
| Wheat Ridge to Casciana Terme | 5,426.33 mi (8,732.83 km) |
| Wheat Ridge to Cascina | 5,416.30 mi (8,716.69 km) |
| Wheat Ridge to Caselle Torinese | 5,241.55 mi (8,435.46 km) |
| Wheat Ridge to Caserta | 5,680.38 mi (9,141.68 km) |
| Wheat Ridge to Casier | 5,380.04 mi (8,658.33 km) |
| Wheat Ridge to Casorate Primo | 5,283.35 mi (8,502.73 km) |
| Wheat Ridge to Casoria | 5,687.69 mi (9,153.46 km) |
| Wheat Ridge to Cassano al Ionio | 5,816.03 mi (9,360.00 km) |
| Wheat Ridge to Cassano d'Adda | 5,290.42 mi (8,514.11 km) |
| Wheat Ridge to Cassano delle Murge | 5,774.40 mi (9,293.00 km) |
