| Irthlingborough to Cabestany | 686.45 mi (1,104.73 km) |
| Irthlingborough to Cabries | 673.10 mi (1,083.25 km) |
| Irthlingborough to Cachan | 276.13 mi (444.39 km) |
| Irthlingborough to Caen | 217.49 mi (350.02 km) |
| Irthlingborough to Cagnes-sur-Mer | 696.82 mi (1,121.43 km) |
| Irthlingborough to Cahors | 552.26 mi (888.77 km) |
| Irthlingborough to Calais | 142.32 mi (229.05 km) |
| Irthlingborough to Caluire-et-Cuire | 514.06 mi (827.30 km) |
| Irthlingborough to Cambrai | 222.94 mi (358.79 km) |
| Irthlingborough to Canet-en-Roussillon | 685.49 mi (1,103.19 km) |
| Irthlingborough to Cannes | 700.56 mi (1,127.45 km) |
| Irthlingborough to Canteleu | 211.11 mi (339.75 km) |
| Irthlingborough to Capbreton | 601.06 mi (967.31 km) |
| Irthlingborough to Carcassonne | 644.44 mi (1,037.13 km) |
| Irthlingborough to Carmaux | 585.70 mi (942.60 km) |
