| Idylwood to Cortona | 4,422.06 mi (7,116.61 km) |
| Idylwood to Cosenza | 4,754.81 mi (7,652.12 km) |
| Idylwood to Cossato | 4,180.84 mi (6,728.42 km) |
| Idylwood to Costa Volpino | 4,255.23 mi (6,848.13 km) |
| Idylwood to Creazzo | 4,323.79 mi (6,958.47 km) |
| Idylwood to Crema | 4,252.44 mi (6,843.64 km) |
| Idylwood to Cremona | 4,275.05 mi (6,880.02 km) |
| Idylwood to Crevalcore | 4,336.79 mi (6,979.38 km) |
| Idylwood to Crispiano | 4,748.50 mi (7,641.97 km) |
| Idylwood to Crosia | 4,767.55 mi (7,672.63 km) |
| Idylwood to Crotone | 4,801.70 mi (7,727.59 km) |
| Idylwood to Cuneo | 4,191.26 mi (6,745.17 km) |
| Idylwood to Cuorgne | 4,164.03 mi (6,701.36 km) |
| Idylwood to Cusano Milanino | 4,225.10 mi (6,799.64 km) |
| Idylwood to Cutro | 4,797.68 mi (7,721.13 km) |
