| Circleville to Carmona | 4,043.19 mi (6,506.89 km) |
| Circleville to Cartagena | 4,261.49 mi (6,858.20 km) |
| Circleville to Cartama | 4,116.69 mi (6,625.17 km) |
| Circleville to Cartaya | 3,975.58 mi (6,398.07 km) |
| Circleville to Caspe | 4,182.92 mi (6,731.77 km) |
| Circleville to Cassa de la Selva | 4,292.22 mi (6,907.65 km) |
| Circleville to Castalla | 4,241.98 mi (6,826.81 km) |
| Circleville to Castellbisbal | 4,266.20 mi (6,865.79 km) |
| Circleville to Castelldefels | 4,272.64 mi (6,876.14 km) |
| Circleville to Castello de Ampurias | 4,288.57 mi (6,901.79 km) |
| Circleville to Castellon de la Plana | 4,224.67 mi (6,798.96 km) |
| Circleville to Castilleja de la Cuesta | 4,025.75 mi (6,478.81 km) |
| Circleville to Catarroja | 4,227.05 mi (6,802.78 km) |
| Circleville to Catral | 4,250.62 mi (6,840.72 km) |
| Circleville to Caudete | 4,223.42 mi (6,796.93 km) |
