| Secaucus to Cividale del Friuli | 4,175.01 mi (6,719.03 km) |
| Secaucus to Civita Castellana | 4,263.51 mi (6,861.46 km) |
| Secaucus to Civitanova Marche | 4,285.37 mi (6,896.64 km) |
| Secaucus to Civitavecchia | 4,243.62 mi (6,829.45 km) |
| Secaucus to Civitella in Val di Chiana | 4,194.01 mi (6,749.61 km) |
| Secaucus to Clusone | 4,035.55 mi (6,494.59 km) |
| Secaucus to Coccaglio | 4,047.12 mi (6,513.21 km) |
| Secaucus to Codigoro | 4,162.65 mi (6,699.13 km) |
| Secaucus to Codogno | 4,048.53 mi (6,515.48 km) |
| Secaucus to Codroipo | 4,160.72 mi (6,696.04 km) |
| Secaucus to Cogoleto | 4,027.75 mi (6,482.04 km) |
| Secaucus to Colle di Val d'Elsa | 4,169.19 mi (6,709.67 km) |
| Secaucus to Colle Salvetti | 4,134.04 mi (6,653.09 km) |
| Secaucus to Collecchio | 4,084.00 mi (6,572.57 km) |
| Secaucus to Colleferro | 4,310.28 mi (6,936.73 km) |
