| Osterholz-Scharmbeck to Cosenza | 1,023.95 mi (1,647.89 km) |
| Osterholz-Scharmbeck to Cossato | 529.32 mi (851.87 km) |
| Osterholz-Scharmbeck to Costa Volpino | 513.62 mi (826.60 km) |
| Osterholz-Scharmbeck to Creazzo | 544.32 mi (876.00 km) |
| Osterholz-Scharmbeck to Crema | 543.83 mi (875.21 km) |
| Osterholz-Scharmbeck to Cremona | 561.26 mi (903.26 km) |
| Osterholz-Scharmbeck to Crevalcore | 596.80 mi (960.46 km) |
| Osterholz-Scharmbeck to Crispiano | 956.75 mi (1,539.75 km) |
| Osterholz-Scharmbeck to Crosia | 1,015.16 mi (1,633.74 km) |
| Osterholz-Scharmbeck to Crotone | 1,052.85 mi (1,694.40 km) |
| Osterholz-Scharmbeck to Cuneo | 612.95 mi (986.45 km) |
| Osterholz-Scharmbeck to Cuorgne | 543.25 mi (874.28 km) |
| Osterholz-Scharmbeck to Cusano Milanino | 530.00 mi (852.95 km) |
| Osterholz-Scharmbeck to Cutro | 1,053.80 mi (1,695.92 km) |
| Osterholz-Scharmbeck to Cutrofiano | 1,006.91 mi (1,620.46 km) |
