| Bad Harzburg to Creutzwald | 250.93 mi (403.84 km) |
| Bad Harzburg to Croissy-sur-Seine | 424.71 mi (683.50 km) |
| Bad Harzburg to Croix | 330.76 mi (532.31 km) |
| Bad Harzburg to Crosne | 418.82 mi (674.02 km) |
| Bad Harzburg to Cuers | 632.56 mi (1,018.00 km) |
| Bad Harzburg to Cugnaux | 717.14 mi (1,154.12 km) |
| Bad Harzburg to Cusset | 510.75 mi (821.97 km) |
| Bad Harzburg to Dammarie-le-Lys | 420.07 mi (676.04 km) |
| Bad Harzburg to Dammartin-en-Goele | 397.53 mi (639.76 km) |
| Bad Harzburg to Dardilly | 495.61 mi (797.61 km) |
| Bad Harzburg to Darnetal | 444.81 mi (715.86 km) |
| Bad Harzburg to Dax | 778.72 mi (1,253.23 km) |
| Bad Harzburg to Decines-Charpieu | 492.89 mi (793.23 km) |
| Bad Harzburg to Denain | 328.75 mi (529.08 km) |
| Bad Harzburg to Deuil-la-Barre | 413.96 mi (666.20 km) |
