| Mentor to Cividale del Friuli | 4,431.63 mi (7,132.01 km) |
| Mentor to Civita Castellana | 4,539.53 mi (7,305.67 km) |
| Mentor to Civitanova Marche | 4,554.21 mi (7,329.30 km) |
| Mentor to Civitavecchia | 4,521.75 mi (7,277.05 km) |
| Mentor to Civitella in Val di Chiana | 4,466.53 mi (7,188.18 km) |
| Mentor to Clusone | 4,300.16 mi (6,920.44 km) |
| Mentor to Coccaglio | 4,313.20 mi (6,941.43 km) |
| Mentor to Codigoro | 4,427.90 mi (7,126.02 km) |
| Mentor to Codogno | 4,317.06 mi (6,947.64 km) |
| Mentor to Codroipo | 4,418.92 mi (7,111.57 km) |
| Mentor to Cogoleto | 4,301.94 mi (6,923.31 km) |
| Mentor to Colle di Val d'Elsa | 4,442.97 mi (7,150.27 km) |
| Mentor to Colle Salvetti | 4,408.23 mi (7,094.35 km) |
| Mentor to Collecchio | 4,353.45 mi (7,006.20 km) |
| Mentor to Colleferro | 4,587.44 mi (7,382.78 km) |
