| Piedmont to Carmona | 5,852.39 mi (9,418.51 km) |
| Piedmont to Cartagena | 6,022.36 mi (9,692.06 km) |
| Piedmont to Cartama | 5,928.36 mi (9,540.77 km) |
| Piedmont to Cartaya | 5,801.76 mi (9,337.03 km) |
| Piedmont to Caspe | 5,870.90 mi (9,448.31 km) |
| Piedmont to Cassa de la Selva | 5,935.98 mi (9,553.04 km) |
| Piedmont to Castalla | 5,982.99 mi (9,628.69 km) |
| Piedmont to Castellbisbal | 5,927.63 mi (9,539.59 km) |
| Piedmont to Castelldefels | 5,937.71 mi (9,555.82 km) |
| Piedmont to Castello de Ampurias | 5,923.21 mi (9,532.48 km) |
| Piedmont to Castellon de la Plana | 5,934.99 mi (9,551.45 km) |
| Piedmont to Castilleja de la Cuesta | 5,840.19 mi (9,398.88 km) |
| Piedmont to Catarroja | 5,951.45 mi (9,577.93 km) |
| Piedmont to Catral | 6,000.39 mi (9,656.69 km) |
| Piedmont to Caudete | 5,965.94 mi (9,601.25 km) |
