| Willoughby to Corato | 4,756.98 mi (7,655.62 km) |
| Willoughby to Corbetta | 4,278.15 mi (6,885.01 km) |
| Willoughby to Corciano | 4,505.89 mi (7,251.52 km) |
| Willoughby to Cordenons | 4,411.78 mi (7,100.07 km) |
| Willoughby to Cori | 4,591.43 mi (7,389.20 km) |
| Willoughby to Coriano | 4,486.15 mi (7,219.76 km) |
| Willoughby to Corigliano Calabro | 4,827.36 mi (7,768.88 km) |
| Willoughby to Corleone | 4,764.81 mi (7,668.21 km) |
| Willoughby to Cormano | 4,285.33 mi (6,896.57 km) |
| Willoughby to Cornaredo | 4,281.71 mi (6,890.74 km) |
| Willoughby to Cornate d'Adda | 4,293.91 mi (6,910.37 km) |
| Willoughby to Cornedo Vicentino | 4,371.62 mi (7,035.44 km) |
| Willoughby to Correggio | 4,380.67 mi (7,050.01 km) |
| Willoughby to Corridonia | 4,552.11 mi (7,325.92 km) |
| Willoughby to Corsico | 4,287.58 mi (6,900.20 km) |
