| Hackensack to Cividale del Friuli | 4,169.68 mi (6,710.45 km) |
| Hackensack to Civita Castellana | 4,258.58 mi (6,853.53 km) |
| Hackensack to Civitanova Marche | 4,280.29 mi (6,888.46 km) |
| Hackensack to Civitavecchia | 4,238.73 mi (6,821.58 km) |
| Hackensack to Civitella in Val di Chiana | 4,189.00 mi (6,741.54 km) |
| Hackensack to Clusone | 4,030.36 mi (6,486.24 km) |
| Hackensack to Coccaglio | 4,041.96 mi (6,504.91 km) |
| Hackensack to Codigoro | 4,157.48 mi (6,690.82 km) |
| Hackensack to Codogno | 4,043.43 mi (6,507.26 km) |
| Hackensack to Codroipo | 4,155.42 mi (6,687.50 km) |
| Hackensack to Cogoleto | 4,022.76 mi (6,474.01 km) |
| Hackensack to Colle di Val d'Elsa | 4,164.21 mi (6,701.65 km) |
| Hackensack to Colle Salvetti | 4,129.06 mi (6,645.08 km) |
| Hackensack to Collecchio | 4,078.92 mi (6,564.39 km) |
| Hackensack to Colleferro | 4,305.38 mi (6,928.84 km) |
