| Powell to Cehegin | 4,195.33 mi (6,751.73 km) |
| Powell to Cervello | 4,254.07 mi (6,846.26 km) |
| Powell to Cervera | 4,213.94 mi (6,781.68 km) |
| Powell to Ceuti | 4,220.58 mi (6,792.36 km) |
| Powell to Cheste | 4,199.59 mi (6,758.59 km) |
| Powell to Chiclana de la Frontera | 4,044.45 mi (6,508.92 km) |
| Powell to Chipiona | 4,020.08 mi (6,469.69 km) |
| Powell to Chiva | 4,198.24 mi (6,756.42 km) |
| Powell to Churriana de la Vega | 4,139.93 mi (6,662.58 km) |
| Powell to Ciempozuelos | 4,040.66 mi (6,502.82 km) |
| Powell to Cieza | 4,208.12 mi (6,772.32 km) |
| Powell to Cisterniga | 3,944.74 mi (6,348.45 km) |
| Powell to Ciudad de Melilla | 4,238.91 mi (6,821.87 km) |
| Powell to Ciudad Real | 4,065.40 mi (6,542.63 km) |
| Powell to Ciudad-Rodrigo | 3,890.30 mi (6,260.84 km) |
