| Koper to Creutzwald | 414.68 mi (667.36 km) |
| Koper to Croissy-sur-Seine | 589.82 mi (949.22 km) |
| Koper to Croix | 602.27 mi (969.25 km) |
| Koper to Crosne | 572.49 mi (921.33 km) |
| Koper to Cuers | 410.44 mi (660.54 km) |
| Koper to Cugnaux | 625.06 mi (1,005.94 km) |
| Koper to Cusset | 495.95 mi (798.16 km) |
| Koper to Dammarie-le-Lys | 560.54 mi (902.11 km) |
| Koper to Dammartin-en-Goele | 570.91 mi (918.80 km) |
| Koper to Dardilly | 433.65 mi (697.89 km) |
| Koper to Darnetal | 645.01 mi (1,038.04 km) |
| Koper to Dax | 736.84 mi (1,185.82 km) |
| Koper to Decines-Charpieu | 423.75 mi (681.97 km) |
| Koper to Denain | 580.55 mi (934.30 km) |
| Koper to Deuil-la-Barre | 584.12 mi (940.04 km) |
