| Solon to Cividale del Friuli | 4,449.17 mi (7,160.24 km) |
| Solon to Civita Castellana | 4,556.17 mi (7,332.45 km) |
| Solon to Civitanova Marche | 4,571.21 mi (7,356.65 km) |
| Solon to Civitavecchia | 4,538.28 mi (7,303.65 km) |
| Solon to Civitella in Val di Chiana | 4,483.33 mi (7,215.23 km) |
| Solon to Clusone | 4,317.32 mi (6,948.06 km) |
| Solon to Coccaglio | 4,330.30 mi (6,968.94 km) |
| Solon to Codigoro | 4,445.05 mi (7,153.62 km) |
| Solon to Codogno | 4,334.04 mi (6,974.96 km) |
| Solon to Codroipo | 4,436.39 mi (7,139.68 km) |
| Solon to Cogoleto | 4,318.64 mi (6,950.18 km) |
| Solon to Colle di Val d'Elsa | 4,459.71 mi (7,177.21 km) |
| Solon to Colle Salvetti | 4,424.94 mi (7,121.25 km) |
| Solon to Collecchio | 4,370.39 mi (7,033.47 km) |
| Solon to Colleferro | 4,604.03 mi (7,409.47 km) |
