| Harwich to Castrovillari | 1,098.84 mi (1,768.41 km) |
| Harwich to Catania | 1,201.88 mi (1,934.24 km) |
| Harwich to Catanzaro | 1,163.03 mi (1,871.71 km) |
| Harwich to Cattolica | 762.89 mi (1,227.75 km) |
| Harwich to Cava de' Tirreni | 1,003.40 mi (1,614.82 km) |
| Harwich to Cavallino | 1,135.70 mi (1,827.73 km) |
| Harwich to Cavarzere | 680.88 mi (1,095.77 km) |
| Harwich to Cave | 887.85 mi (1,428.85 km) |
| Harwich to Cavriago | 655.56 mi (1,055.03 km) |
| Harwich to Cavriglia | 749.36 mi (1,205.98 km) |
| Harwich to Cazzago San Martino | 592.34 mi (953.27 km) |
| Harwich to Ceccano | 913.73 mi (1,470.51 km) |
| Harwich to Cecina | 733.65 mi (1,180.69 km) |
| Harwich to Cefalu | 1,141.19 mi (1,836.56 km) |
| Harwich to Ceglie Messapico | 1,094.59 mi (1,761.57 km) |
