| Tucson Mountains to Cocentaina | 5,814.42 mi (9,357.40 km) |
| Tucson Mountains to Coin | 5,709.10 mi (9,187.91 km) |
| Tucson Mountains to Colindres | 5,498.29 mi (8,848.64 km) |
| Tucson Mountains to Collado-Villalba | 5,584.32 mi (8,987.10 km) |
| Tucson Mountains to Colmenar Viejo | 5,593.70 mi (9,002.20 km) |
| Tucson Mountains to Colmenarejo | 5,586.83 mi (8,991.13 km) |
| Tucson Mountains to Conil de la Frontera | 5,664.01 mi (9,115.34 km) |
| Tucson Mountains to Consuegra | 5,648.38 mi (9,090.19 km) |
| Tucson Mountains to Corbera de Llobregat | 5,799.95 mi (9,334.11 km) |
| Tucson Mountains to Cordoba | 5,659.47 mi (9,108.04 km) |
| Tucson Mountains to Coria del Rio | 5,625.86 mi (9,053.94 km) |
| Tucson Mountains to Crevillente | 5,819.31 mi (9,365.28 km) |
| Tucson Mountains to Cuarte de Huerva | 5,676.21 mi (9,134.98 km) |
| Tucson Mountains to Cubellas | 5,798.35 mi (9,331.55 km) |
| Tucson Mountains to Cuellar | 5,540.92 mi (8,917.25 km) |
