| Plougastel-Daoulas to Ciampino | 941.30 mi (1,514.88 km) |
| Plougastel-Daoulas to Cicciano | 1,056.43 mi (1,700.16 km) |
| Plougastel-Daoulas to Cingoli | 911.44 mi (1,466.82 km) |
| Plougastel-Daoulas to Cinisello Balsamo | 668.70 mi (1,076.16 km) |
| Plougastel-Daoulas to Cinisi | 1,122.26 mi (1,806.10 km) |
| Plougastel-Daoulas to Cirie | 605.43 mi (974.34 km) |
| Plougastel-Daoulas to Ciro Marina | 1,232.16 mi (1,982.97 km) |
| Plougastel-Daoulas to Cislago | 654.91 mi (1,053.98 km) |
| Plougastel-Daoulas to Cisterna di Latina | 959.23 mi (1,543.73 km) |
| Plougastel-Daoulas to Cisternino | 1,190.60 mi (1,916.08 km) |
| Plougastel-Daoulas to Citta di Castello | 865.47 mi (1,392.84 km) |
| Plougastel-Daoulas to Citta Sant'Angelo | 977.10 mi (1,572.49 km) |
| Plougastel-Daoulas to Cittadella | 782.32 mi (1,259.02 km) |
| Plougastel-Daoulas to Cittanova | 1,232.89 mi (1,984.15 km) |
| Plougastel-Daoulas to Cividale del Friuli | 847.83 mi (1,364.45 km) |
