| Willoughby to Coswig | 4,182.46 mi (6,731.02 km) |
| Willoughby to Cottbus | 4,255.99 mi (6,849.35 km) |
| Willoughby to Crailsheim | 4,191.49 mi (6,745.55 km) |
| Willoughby to Cremlingen | 4,104.52 mi (6,605.59 km) |
| Willoughby to Crimmitschau | 4,219.04 mi (6,789.89 km) |
| Willoughby to Cuxhaven | 3,979.56 mi (6,404.48 km) |
| Willoughby to Dachau | 4,276.11 mi (6,881.74 km) |
| Willoughby to Dallgow-Doberitz | 4,181.61 mi (6,729.65 km) |
| Willoughby to Damme | 4,004.85 mi (6,445.18 km) |
| Willoughby to Darmstadt | 4,110.83 mi (6,615.74 km) |
| Willoughby to Dassel | 4,084.14 mi (6,572.78 km) |
| Willoughby to Datteln | 4,001.03 mi (6,439.04 km) |
| Willoughby to Dautphe | 4,073.26 mi (6,555.29 km) |
| Willoughby to Deggendorf | 4,313.96 mi (6,942.64 km) |
| Willoughby to Delbruck | 4,043.42 mi (6,507.26 km) |
