| Layton to Cortona | 5,646.67 mi (9,087.43 km) |
| Layton to Cosenza | 5,999.22 mi (9,654.81 km) |
| Layton to Cossato | 5,403.90 mi (8,696.73 km) |
| Layton to Costa Volpino | 5,451.59 mi (8,773.49 km) |
| Layton to Creazzo | 5,510.39 mi (8,868.12 km) |
| Layton to Crema | 5,462.77 mi (8,791.48 km) |
| Layton to Cremona | 5,486.10 mi (8,829.02 km) |
| Layton to Crevalcore | 5,543.35 mi (8,921.16 km) |
| Layton to Crispiano | 5,957.35 mi (9,587.43 km) |
| Layton to Crosia | 6,000.65 mi (9,657.12 km) |
| Layton to Crotone | 6,038.67 mi (9,718.30 km) |
| Layton to Cuneo | 5,444.67 mi (8,762.35 km) |
| Layton to Cuorgne | 5,396.27 mi (8,684.46 km) |
| Layton to Cusano Milanino | 5,437.32 mi (8,750.52 km) |
| Layton to Cutro | 6,037.28 mi (9,716.06 km) |
