| Hartlepool to Cividale del Friuli | 873.34 mi (1,405.50 km) |
| Hartlepool to Civita Castellana | 1,055.40 mi (1,698.50 km) |
| Hartlepool to Civitanova Marche | 1,034.04 mi (1,664.13 km) |
| Hartlepool to Civitavecchia | 1,051.28 mi (1,691.87 km) |
| Hartlepool to Civitella in Val di Chiana | 971.06 mi (1,562.77 km) |
| Hartlepool to Clusone | 781.01 mi (1,256.91 km) |
| Hartlepool to Coccaglio | 800.03 mi (1,287.52 km) |
| Hartlepool to Codigoro | 901.18 mi (1,450.31 km) |
| Hartlepool to Codogno | 816.10 mi (1,313.39 km) |
| Hartlepool to Codroipo | 866.09 mi (1,393.84 km) |
| Hartlepool to Cogoleto | 835.96 mi (1,345.34 km) |
| Hartlepool to Colle di Val d'Elsa | 956.69 mi (1,539.64 km) |
| Hartlepool to Colle Salvetti | 928.18 mi (1,493.76 km) |
| Hartlepool to Collecchio | 853.42 mi (1,373.45 km) |
| Hartlepool to Colleferro | 1,104.78 mi (1,777.97 km) |
