| Konstanz to Civita Castellana | 403.10 mi (648.72 km) |
| Konstanz to Civitanova Marche | 373.50 mi (601.09 km) |
| Konstanz to Civitavecchia | 405.33 mi (652.31 km) |
| Konstanz to Civitella in Val di Chiana | 318.16 mi (512.04 km) |
| Konstanz to Clusone | 128.45 mi (206.72 km) |
| Konstanz to Coccaglio | 150.15 mi (241.64 km) |
| Konstanz to Codigoro | 240.73 mi (387.41 km) |
| Konstanz to Codogno | 174.97 mi (281.59 km) |
| Konstanz to Codroipo | 214.63 mi (345.41 km) |
| Konstanz to Cogoleto | 227.90 mi (366.77 km) |
| Konstanz to Colle di Val d'Elsa | 309.51 mi (498.11 km) |
| Konstanz to Colle Salvetti | 287.90 mi (463.34 km) |
| Konstanz to Collecchio | 207.49 mi (333.92 km) |
| Konstanz to Colleferro | 450.97 mi (725.77 km) |
| Konstanz to Collegno | 194.67 mi (313.29 km) |
