| River Grove to Cividale del Friuli | 4,672.73 mi (7,520.03 km) |
| River Grove to Civita Castellana | 4,795.55 mi (7,717.70 km) |
| River Grove to Civitanova Marche | 4,804.49 mi (7,732.08 km) |
| River Grove to Civitavecchia | 4,779.51 mi (7,691.88 km) |
| River Grove to Civitella in Val di Chiana | 4,720.08 mi (7,596.23 km) |
| River Grove to Clusone | 4,548.19 mi (7,319.61 km) |
| River Grove to Coccaglio | 4,562.34 mi (7,342.38 km) |
| River Grove to Codigoro | 4,675.87 mi (7,525.09 km) |
| River Grove to Codogno | 4,568.11 mi (7,351.66 km) |
| River Grove to Codroipo | 4,661.34 mi (7,501.70 km) |
| River Grove to Cogoleto | 4,557.50 mi (7,334.59 km) |
| River Grove to Colle di Val d'Elsa | 4,697.62 mi (7,560.08 km) |
| River Grove to Colle Salvetti | 4,663.34 mi (7,504.92 km) |
| River Grove to Collecchio | 4,605.06 mi (7,411.13 km) |
| River Grove to Colleferro | 4,844.19 mi (7,795.96 km) |
