| Plougastel-Daoulas to Civita Castellana | 914.12 mi (1,471.13 km) |
| Plougastel-Daoulas to Civitanova Marche | 936.48 mi (1,507.11 km) |
| Plougastel-Daoulas to Civitavecchia | 895.69 mi (1,441.47 km) |
| Plougastel-Daoulas to Civitella in Val di Chiana | 843.86 mi (1,358.07 km) |
| Plougastel-Daoulas to Clusone | 693.67 mi (1,116.35 km) |
| Plougastel-Daoulas to Coccaglio | 702.64 mi (1,130.79 km) |
| Plougastel-Daoulas to Codigoro | 818.09 mi (1,316.59 km) |
| Plougastel-Daoulas to Codogno | 700.96 mi (1,128.08 km) |
| Plougastel-Daoulas to Codroipo | 829.91 mi (1,335.61 km) |
| Plougastel-Daoulas to Cogoleto | 677.60 mi (1,090.50 km) |
| Plougastel-Daoulas to Colle di Val d'Elsa | 819.04 mi (1,318.12 km) |
| Plougastel-Daoulas to Colle Salvetti | 783.93 mi (1,261.61 km) |
| Plougastel-Daoulas to Collecchio | 735.41 mi (1,183.53 km) |
| Plougastel-Daoulas to Colleferro | 961.61 mi (1,547.57 km) |
| Plougastel-Daoulas to Collegno | 608.94 mi (979.99 km) |
