| Duncan to Creutzwald | 5,039.43 mi (8,110.18 km) |
| Duncan to Croissy-sur-Seine | 4,876.75 mi (7,848.37 km) |
| Duncan to Croix | 4,851.85 mi (7,808.30 km) |
| Duncan to Crosne | 4,894.99 mi (7,877.72 km) |
| Duncan to Cuers | 5,245.45 mi (8,441.73 km) |
| Duncan to Cugnaux | 5,035.31 mi (8,103.56 km) |
| Duncan to Cusset | 5,028.06 mi (8,091.89 km) |
| Duncan to Dammarie-le-Lys | 4,909.01 mi (7,900.29 km) |
| Duncan to Dammartin-en-Goele | 4,891.50 mi (7,872.11 km) |
| Duncan to Dardilly | 5,092.73 mi (8,195.96 km) |
| Duncan to Darnetal | 4,818.33 mi (7,754.35 km) |
| Duncan to Dax | 4,926.58 mi (7,928.56 km) |
| Duncan to Decines-Charpieu | 5,102.42 mi (8,211.55 km) |
| Duncan to Denain | 4,873.47 mi (7,843.09 km) |
| Duncan to Deuil-la-Barre | 4,880.48 mi (7,854.37 km) |
