| Youngstown to Cividale del Friuli | 4,430.24 mi (7,129.79 km) |
| Youngstown to Civita Castellana | 4,534.44 mi (7,297.47 km) |
| Youngstown to Civitanova Marche | 4,550.55 mi (7,323.40 km) |
| Youngstown to Civitavecchia | 4,516.22 mi (7,268.16 km) |
| Youngstown to Civitella in Val di Chiana | 4,462.10 mi (7,181.05 km) |
| Youngstown to Clusone | 4,297.19 mi (6,915.66 km) |
| Youngstown to Coccaglio | 4,309.96 mi (6,936.21 km) |
| Youngstown to Codigoro | 4,424.87 mi (7,121.14 km) |
| Youngstown to Codogno | 4,313.34 mi (6,941.65 km) |
| Youngstown to Codroipo | 4,417.23 mi (7,108.85 km) |
| Youngstown to Cogoleto | 4,297.10 mi (6,915.52 km) |
| Youngstown to Colle di Val d'Elsa | 4,438.28 mi (7,142.72 km) |
| Youngstown to Colle Salvetti | 4,403.44 mi (7,086.65 km) |
| Youngstown to Collecchio | 4,349.57 mi (6,999.96 km) |
| Youngstown to Colleferro | 4,582.14 mi (7,374.24 km) |
