| Roskilde to Cologno al Serio | 703.24 mi (1,131.75 km) |
| Roskilde to Cologno Monzese | 709.91 mi (1,142.49 km) |
| Roskilde to Colorno | 744.19 mi (1,197.65 km) |
| Roskilde to Comacchio | 756.58 mi (1,217.60 km) |
| Roskilde to Comiso | 1,297.40 mi (2,087.97 km) |
| Roskilde to Como | 692.21 mi (1,114.00 km) |
| Roskilde to Concordia Sagittaria | 683.68 mi (1,100.28 km) |
| Roskilde to Concorezzo | 705.31 mi (1,135.09 km) |
| Roskilde to Conegliano | 674.64 mi (1,085.72 km) |
| Roskilde to Conselice | 769.31 mi (1,238.09 km) |
| Roskilde to Conselve | 719.79 mi (1,158.38 km) |
| Roskilde to Conversano | 1,039.87 mi (1,673.51 km) |
| Roskilde to Copertino | 1,097.15 mi (1,765.70 km) |
| Roskilde to Copparo | 742.83 mi (1,195.48 km) |
| Roskilde to Corato | 1,020.74 mi (1,642.71 km) |
