| Mentana to Cividale del Friuli | 284.79 mi (458.33 km) |
| Mentana to Civita Castellana | 22.89 mi (36.83 km) |
| Mentana to Civitanova Marche | 104.36 mi (167.95 km) |
| Mentana to Civitavecchia | 43.98 mi (70.78 km) |
| Mentana to Civitella in Val di Chiana | 107.71 mi (173.34 km) |
| Mentana to Clusone | 298.97 mi (481.15 km) |
| Mentana to Coccaglio | 278.89 mi (448.84 km) |
| Mentana to Codigoro | 196.44 mi (316.14 km) |
| Mentana to Codogno | 262.42 mi (422.33 km) |
| Mentana to Codroipo | 273.12 mi (439.54 km) |
| Mentana to Cogoleto | 259.83 mi (418.15 km) |
| Mentana to Colle di Val d'Elsa | 122.73 mi (197.52 km) |
| Mentana to Colle Salvetti | 155.00 mi (249.45 km) |
| Mentana to Collecchio | 224.91 mi (361.96 km) |
| Mentana to Colleferro | 27.19 mi (43.76 km) |
