| Osterwieck to Cologno al Serio | 443.46 mi (713.68 km) |
| Osterwieck to Cologno Monzese | 449.61 mi (723.57 km) |
| Osterwieck to Colorno | 486.20 mi (782.46 km) |
| Osterwieck to Comacchio | 506.55 mi (815.21 km) |
| Osterwieck to Comiso | 1,054.69 mi (1,697.36 km) |
| Osterwieck to Como | 431.74 mi (694.82 km) |
| Osterwieck to Concordia Sagittaria | 439.16 mi (706.76 km) |
| Osterwieck to Concorezzo | 445.05 mi (716.24 km) |
| Osterwieck to Conegliano | 426.14 mi (685.80 km) |
| Osterwieck to Conselice | 517.29 mi (832.49 km) |
| Osterwieck to Conselve | 468.17 mi (753.45 km) |
| Osterwieck to Conversano | 818.00 mi (1,316.44 km) |
| Osterwieck to Copertino | 880.31 mi (1,416.72 km) |
| Osterwieck to Copparo | 490.92 mi (790.06 km) |
| Osterwieck to Corato | 794.03 mi (1,277.87 km) |
