| Sierning to Cabries | 534.78 mi (860.64 km) |
| Sierning to Cachan | 551.12 mi (886.94 km) |
| Sierning to Caen | 674.09 mi (1,084.84 km) |
| Sierning to Cagnes-sur-Mer | 458.29 mi (737.55 km) |
| Sierning to Cahors | 662.23 mi (1,065.76 km) |
| Sierning to Calais | 592.89 mi (954.17 km) |
| Sierning to Caluire-et-Cuire | 472.46 mi (760.36 km) |
| Sierning to Cambrai | 521.52 mi (839.31 km) |
| Sierning to Canet-en-Roussillon | 660.04 mi (1,062.23 km) |
| Sierning to Cannes | 468.62 mi (754.16 km) |
| Sierning to Canteleu | 611.66 mi (984.38 km) |
| Sierning to Capbreton | 814.62 mi (1,311.01 km) |
| Sierning to Carcassonne | 666.41 mi (1,072.48 km) |
| Sierning to Carmaux | 643.87 mi (1,036.21 km) |
| Sierning to Carpentras | 522.13 mi (840.29 km) |
