| Hardenberg to Cabestany | 703.92 mi (1,132.85 km) |
| Hardenberg to Cabries | 633.08 mi (1,018.84 km) |
| Hardenberg to Cachan | 321.15 mi (516.84 km) |
| Hardenberg to Caen | 383.84 mi (617.73 km) |
| Hardenberg to Cagnes-sur-Mer | 615.57 mi (990.67 km) |
| Hardenberg to Cahors | 608.58 mi (979.41 km) |
| Hardenberg to Calais | 232.22 mi (373.72 km) |
| Hardenberg to Caluire-et-Cuire | 474.60 mi (763.79 km) |
| Hardenberg to Cambrai | 220.26 mi (354.48 km) |
| Hardenberg to Canet-en-Roussillon | 701.52 mi (1,128.99 km) |
| Hardenberg to Cannes | 623.17 mi (1,002.89 km) |
| Hardenberg to Canteleu | 324.18 mi (521.71 km) |
| Hardenberg to Capbreton | 718.83 mi (1,156.85 km) |
| Hardenberg to Carcassonne | 675.73 mi (1,087.48 km) |
| Hardenberg to Carmaux | 622.85 mi (1,002.37 km) |
