| Opera to Cervello | 456.52 mi (734.69 km) |
| Opera to Cervera | 473.40 mi (761.86 km) |
| Opera to Ceuti | 738.58 mi (1,188.64 km) |
| Opera to Cheste | 648.27 mi (1,043.28 km) |
| Opera to Chiclana de la Frontera | 1,010.90 mi (1,626.88 km) |
| Opera to Chipiona | 1,008.00 mi (1,622.22 km) |
| Opera to Chiva | 650.05 mi (1,046.15 km) |
| Opera to Churriana de la Vega | 875.65 mi (1,409.22 km) |
| Opera to Ciempozuelos | 743.10 mi (1,195.90 km) |
| Opera to Cieza | 736.16 mi (1,184.74 km) |
| Opera to Cisterniga | 742.47 mi (1,194.90 km) |
| Opera to Ciudad de Melilla | 945.26 mi (1,521.25 km) |
| Opera to Ciudad Real | 803.21 mi (1,292.64 km) |
| Opera to Ciudad-Rodrigo | 860.39 mi (1,384.66 km) |
| Opera to Cocentaina | 674.20 mi (1,085.03 km) |
