| Boxley to Cividale del Friuli | 687.56 mi (1,106.52 km) |
| Boxley to Civita Castellana | 835.95 mi (1,345.34 km) |
| Boxley to Civitanova Marche | 827.02 mi (1,330.96 km) |
| Boxley to Civitavecchia | 828.03 mi (1,332.58 km) |
| Boxley to Civitella in Val di Chiana | 753.61 mi (1,212.82 km) |
| Boxley to Clusone | 569.30 mi (916.19 km) |
| Boxley to Coccaglio | 585.96 mi (943.01 km) |
| Boxley to Codigoro | 695.25 mi (1,118.90 km) |
| Boxley to Codogno | 597.42 mi (961.45 km) |
| Boxley to Codroipo | 675.84 mi (1,087.66 km) |
| Boxley to Cogoleto | 606.96 mi (976.81 km) |
| Boxley to Colle di Val d'Elsa | 736.03 mi (1,184.52 km) |
| Boxley to Colle Salvetti | 705.09 mi (1,134.72 km) |
| Boxley to Collecchio | 635.21 mi (1,022.28 km) |
| Boxley to Colleferro | 885.77 mi (1,425.50 km) |
