| Giessen to Cologno al Serio | 348.73 mi (561.23 km) |
| Giessen to Cologno Monzese | 350.38 mi (563.89 km) |
| Giessen to Colorno | 398.41 mi (641.17 km) |
| Giessen to Comacchio | 438.09 mi (705.04 km) |
| Giessen to Comiso | 986.59 mi (1,587.76 km) |
| Giessen to Como | 330.35 mi (531.64 km) |
| Giessen to Concordia Sagittaria | 384.44 mi (618.69 km) |
| Giessen to Concorezzo | 346.40 mi (557.48 km) |
| Giessen to Conegliano | 364.88 mi (587.22 km) |
| Giessen to Conselice | 444.30 mi (715.04 km) |
| Giessen to Conselve | 398.16 mi (640.77 km) |
| Giessen to Conversano | 778.16 mi (1,252.32 km) |
| Giessen to Copertino | 844.16 mi (1,358.55 km) |
| Giessen to Copparo | 419.24 mi (674.69 km) |
| Giessen to Corato | 749.55 mi (1,206.28 km) |
