| Sankt Augustin to Civita Castellana | 635.55 mi (1,022.82 km) |
| Sankt Augustin to Civitanova Marche | 600.64 mi (966.64 km) |
| Sankt Augustin to Civitavecchia | 637.72 mi (1,026.32 km) |
| Sankt Augustin to Civitella in Val di Chiana | 550.68 mi (886.23 km) |
| Sankt Augustin to Clusone | 360.65 mi (580.40 km) |
| Sankt Augustin to Coccaglio | 381.98 mi (614.75 km) |
| Sankt Augustin to Codigoro | 469.43 mi (755.48 km) |
| Sankt Augustin to Codogno | 404.68 mi (651.27 km) |
| Sankt Augustin to Codroipo | 425.21 mi (684.31 km) |
| Sankt Augustin to Cogoleto | 446.05 mi (717.85 km) |
| Sankt Augustin to Colle di Val d'Elsa | 541.81 mi (871.96 km) |
| Sankt Augustin to Colle Salvetti | 518.88 mi (835.06 km) |
| Sankt Augustin to Collecchio | 439.01 mi (706.51 km) |
| Sankt Augustin to Colleferro | 683.16 mi (1,099.44 km) |
| Sankt Augustin to Collegno | 393.72 mi (633.63 km) |
