| Gnarrenburg to Cologno al Serio | 540.04 mi (869.10 km) |
| Gnarrenburg to Cologno Monzese | 543.06 mi (873.97 km) |
| Gnarrenburg to Colorno | 587.33 mi (945.22 km) |
| Gnarrenburg to Comacchio | 617.03 mi (993.01 km) |
| Gnarrenburg to Comiso | 1,166.99 mi (1,878.10 km) |
| Gnarrenburg to Como | 523.47 mi (842.44 km) |
| Gnarrenburg to Concordia Sagittaria | 553.73 mi (891.14 km) |
| Gnarrenburg to Concorezzo | 538.90 mi (867.28 km) |
| Gnarrenburg to Conegliano | 538.56 mi (866.72 km) |
| Gnarrenburg to Conselice | 626.00 mi (1,007.44 km) |
| Gnarrenburg to Conselve | 577.76 mi (929.82 km) |
| Gnarrenburg to Conversano | 937.45 mi (1,508.68 km) |
| Gnarrenburg to Copertino | 1,000.41 mi (1,610.00 km) |
| Gnarrenburg to Copparo | 600.00 mi (965.61 km) |
| Gnarrenburg to Corato | 912.60 mi (1,468.69 km) |
