| Riihimaki to Civita Castellana | 1,374.89 mi (2,212.67 km) |
| Riihimaki to Civitanova Marche | 1,288.59 mi (2,073.78 km) |
| Riihimaki to Civitavecchia | 1,397.51 mi (2,249.08 km) |
| Riihimaki to Civitella in Val di Chiana | 1,312.96 mi (2,113.00 km) |
| Riihimaki to Clusone | 1,188.33 mi (1,912.43 km) |
| Riihimaki to Coccaglio | 1,207.83 mi (1,943.81 km) |
| Riihimaki to Codigoro | 1,214.27 mi (1,954.18 km) |
| Riihimaki to Codogno | 1,238.69 mi (1,993.47 km) |
| Riihimaki to Codroipo | 1,126.48 mi (1,812.89 km) |
| Riihimaki to Cogoleto | 1,308.70 mi (2,106.14 km) |
| Riihimaki to Colle di Val d'Elsa | 1,324.14 mi (2,131.00 km) |
| Riihimaki to Colle Salvetti | 1,322.96 mi (2,129.09 km) |
| Riihimaki to Collecchio | 1,254.52 mi (2,018.95 km) |
| Riihimaki to Colleferro | 1,402.77 mi (2,257.53 km) |
| Riihimaki to Collegno | 1,288.81 mi (2,074.15 km) |
