| London Colney to Cividale del Friuli | 733.07 mi (1,179.75 km) |
| London Colney to Civita Castellana | 882.42 mi (1,420.12 km) |
| London Colney to Civitanova Marche | 873.56 mi (1,405.87 km) |
| London Colney to Civitavecchia | 874.33 mi (1,407.10 km) |
| London Colney to Civitella in Val di Chiana | 800.15 mi (1,287.71 km) |
| London Colney to Clusone | 615.86 mi (991.13 km) |
| London Colney to Coccaglio | 632.54 mi (1,017.98 km) |
| London Colney to Codigoro | 741.74 mi (1,193.72 km) |
| London Colney to Codogno | 643.97 mi (1,036.36 km) |
| London Colney to Codroipo | 721.62 mi (1,161.33 km) |
| London Colney to Cogoleto | 652.95 mi (1,050.83 km) |
| London Colney to Colle di Val d'Elsa | 782.48 mi (1,259.27 km) |
| London Colney to Colle Salvetti | 751.44 mi (1,209.33 km) |
| London Colney to Collecchio | 681.76 mi (1,097.19 km) |
| London Colney to Colleferro | 932.23 mi (1,500.29 km) |
