| Harwich to Campo de Criptana | 891.07 mi (1,434.04 km) |
| Harwich to Campos del Puerto | 867.97 mi (1,396.86 km) |
| Harwich to Canals | 900.74 mi (1,449.60 km) |
| Harwich to Candelaria | 1,865.55 mi (3,002.32 km) |
| Harwich to Canet de Mar | 717.31 mi (1,154.39 km) |
| Harwich to Cangas | 816.73 mi (1,314.40 km) |
| Harwich to Cangas de Narcea | 705.49 mi (1,135.38 km) |
| Harwich to Canovellas | 714.39 mi (1,149.70 km) |
| Harwich to Canteras | 995.87 mi (1,602.70 km) |
| Harwich to Cantillana | 1,048.33 mi (1,687.13 km) |
| Harwich to Capdepera | 851.60 mi (1,370.52 km) |
| Harwich to Carballo | 758.71 mi (1,221.02 km) |
| Harwich to Carcagente | 889.03 mi (1,430.75 km) |
| Harwich to Cardedeu | 713.06 mi (1,147.56 km) |
| Harwich to Carlet | 882.18 mi (1,419.73 km) |
